Home / 10,501.29-14,490.92-5,785.57

Finding the Fourth Proportional to 10,501.29, 14,490.92 and 5,785.57

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Solution

The fourth proportional to 10,501.29, 14,490.92 and 5,785.57 is: 7,983.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501.29 : 14,490.92 = 5,785.57 : x
  2. Step 2: Convert to fraction form
    10,501.29/14,490.92 = 5,785.57/x
  3. Step 3: Cross multiply
    10,501.29x = 14,490.92 × 5,785.57
  4. Step 4: Simplify right side
    10,501.29x = 83,838,130.64
  5. Step 5: Solve for x
    x = 83,838,130.64/10,501.29
  6. Step 6: Final answer
    x = 7,983.61

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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.