Home / 9,943.85-14,910.91-5,785.31

Finding the Fourth Proportional to 9,943.85, 14,910.91 and 5,785.31

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Solution

The fourth proportional to 9,943.85, 14,910.91 and 5,785.31 is: 8,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,943.85 : 14,910.91 = 5,785.31 : x
  2. Step 2: Convert to fraction form
    9,943.85/14,910.91 = 5,785.31/x
  3. Step 3: Cross multiply
    9,943.85x = 14,910.91 × 5,785.31
  4. Step 4: Simplify right side
    9,943.85x = 86,264,236.73
  5. Step 5: Solve for x
    x = 86,264,236.73/9,943.85
  6. Step 6: Final answer
    x = 8,675.13

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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.