Home / 10,234.22-14,108.19-7,240.82

Finding the Fourth Proportional to 10,234.22, 14,108.19 and 7,240.82

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Solution

The fourth proportional to 10,234.22, 14,108.19 and 7,240.82 is: 9,981.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.22 : 14,108.19 = 7,240.82 : x
  2. Step 2: Convert to fraction form
    10,234.22/14,108.19 = 7,240.82/x
  3. Step 3: Cross multiply
    10,234.22x = 14,108.19 × 7,240.82
  4. Step 4: Simplify right side
    10,234.22x = 102,154,864.32
  5. Step 5: Solve for x
    x = 102,154,864.32/10,234.22
  6. Step 6: Final answer
    x = 9,981.70

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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.