Home / 4,386.05-6,050.63-3,189.18

Finding the Fourth Proportional to 4,386.05, 6,050.63 and 3,189.18

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Solution

The fourth proportional to 4,386.05, 6,050.63 and 3,189.18 is: 4,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.05 : 6,050.63 = 3,189.18 : x
  2. Step 2: Convert to fraction form
    4,386.05/6,050.63 = 3,189.18/x
  3. Step 3: Cross multiply
    4,386.05x = 6,050.63 × 3,189.18
  4. Step 4: Simplify right side
    4,386.05x = 19,296,509.96
  5. Step 5: Solve for x
    x = 19,296,509.96/4,386.05
  6. Step 6: Final answer
    x = 4,399.52

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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.