Home / 9,073.40-12,521.32-5,299.14

Finding the Fourth Proportional to 9,073.40, 12,521.32 and 5,299.14

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Solution

The fourth proportional to 9,073.40, 12,521.32 and 5,299.14 is: 7,312.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.40 : 12,521.32 = 5,299.14 : x
  2. Step 2: Convert to fraction form
    9,073.40/12,521.32 = 5,299.14/x
  3. Step 3: Cross multiply
    9,073.40x = 12,521.32 × 5,299.14
  4. Step 4: Simplify right side
    9,073.40x = 66,352,227.66
  5. Step 5: Solve for x
    x = 66,352,227.66/9,073.40
  6. Step 6: Final answer
    x = 7,312.83

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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.