Home / 5,007.20-7,515.33-2,669.16

Finding the Fourth Proportional to 5,007.20, 7,515.33 and 2,669.16

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Solution

The fourth proportional to 5,007.20, 7,515.33 and 2,669.16 is: 4,006.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.20 : 7,515.33 = 2,669.16 : x
  2. Step 2: Convert to fraction form
    5,007.20/7,515.33 = 2,669.16/x
  3. Step 3: Cross multiply
    5,007.20x = 7,515.33 × 2,669.16
  4. Step 4: Simplify right side
    5,007.20x = 20,059,618.22
  5. Step 5: Solve for x
    x = 20,059,618.22/5,007.20
  6. Step 6: Final answer
    x = 4,006.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.