Home / 10,324.80-14,234.66-7,451.12

Finding the Fourth Proportional to 10,324.80, 14,234.66 and 7,451.12

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Solution

The fourth proportional to 10,324.80, 14,234.66 and 7,451.12 is: 10,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.80 : 14,234.66 = 7,451.12 : x
  2. Step 2: Convert to fraction form
    10,324.80/14,234.66 = 7,451.12/x
  3. Step 3: Cross multiply
    10,324.80x = 14,234.66 × 7,451.12
  4. Step 4: Simplify right side
    10,324.80x = 106,064,159.82
  5. Step 5: Solve for x
    x = 106,064,159.82/10,324.80
  6. Step 6: Final answer
    x = 10,272.76

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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.