Home / 9,763.43-13,471.18-5,785.52

Finding the Fourth Proportional to 9,763.43, 13,471.18 and 5,785.52

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Solution

The fourth proportional to 9,763.43, 13,471.18 and 5,785.52 is: 7,982.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763.43 : 13,471.18 = 5,785.52 : x
  2. Step 2: Convert to fraction form
    9,763.43/13,471.18 = 5,785.52/x
  3. Step 3: Cross multiply
    9,763.43x = 13,471.18 × 5,785.52
  4. Step 4: Simplify right side
    9,763.43x = 77,937,699.49
  5. Step 5: Solve for x
    x = 77,937,699.49/9,763.43
  6. Step 6: Final answer
    x = 7,982.62

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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.