Home / 9,301.92-13,929.68-6,515.52

Finding the Fourth Proportional to 9,301.92, 13,929.68 and 6,515.52

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Solution

The fourth proportional to 9,301.92, 13,929.68 and 6,515.52 is: 9,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.92 : 13,929.68 = 6,515.52 : x
  2. Step 2: Convert to fraction form
    9,301.92/13,929.68 = 6,515.52/x
  3. Step 3: Cross multiply
    9,301.92x = 13,929.68 × 6,515.52
  4. Step 4: Simplify right side
    9,301.92x = 90,759,108.63
  5. Step 5: Solve for x
    x = 90,759,108.63/9,301.92
  6. Step 6: Final answer
    x = 9,757.03

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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.