Home / 10,325.17-14,234.97-8,207.74

Finding the Fourth Proportional to 10,325.17, 14,234.97 and 8,207.74

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Solution

The fourth proportional to 10,325.17, 14,234.97 and 8,207.74 is: 11,315.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.17 : 14,234.97 = 8,207.74 : x
  2. Step 2: Convert to fraction form
    10,325.17/14,234.97 = 8,207.74/x
  3. Step 3: Cross multiply
    10,325.17x = 14,234.97 × 8,207.74
  4. Step 4: Simplify right side
    10,325.17x = 116,836,932.67
  5. Step 5: Solve for x
    x = 116,836,932.67/10,325.17
  6. Step 6: Final answer
    x = 11,315.74

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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.