Home / 4,039.38-5,577.48-3,153.63

Finding the Fourth Proportional to 4,039.38, 5,577.48 and 3,153.63

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Solution

The fourth proportional to 4,039.38, 5,577.48 and 3,153.63 is: 4,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.38 : 5,577.48 = 3,153.63 : x
  2. Step 2: Convert to fraction form
    4,039.38/5,577.48 = 3,153.63/x
  3. Step 3: Cross multiply
    4,039.38x = 5,577.48 × 3,153.63
  4. Step 4: Simplify right side
    4,039.38x = 17,589,308.25
  5. Step 5: Solve for x
    x = 17,589,308.25/4,039.38
  6. Step 6: Final answer
    x = 4,354.46

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,040.38, 5,578.86 and 3,154.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.