Home / 4,770.18-6,584.64-2,781.36

Finding the Fourth Proportional to 4,770.18, 6,584.64 and 2,781.36

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Solution

The fourth proportional to 4,770.18, 6,584.64 and 2,781.36 is: 3,839.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.18 : 6,584.64 = 2,781.36 : x
  2. Step 2: Convert to fraction form
    4,770.18/6,584.64 = 2,781.36/x
  3. Step 3: Cross multiply
    4,770.18x = 6,584.64 × 2,781.36
  4. Step 4: Simplify right side
    4,770.18x = 18,314,254.31
  5. Step 5: Solve for x
    x = 18,314,254.31/4,770.18
  6. Step 6: Final answer
    x = 3,839.32

Related Problems

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Half scale
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Double scale
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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.