Home / 10,178.18-14,052.76-6,355.66

Finding the Fourth Proportional to 10,178.18, 14,052.76 and 6,355.66

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Solution

The fourth proportional to 10,178.18, 14,052.76 and 6,355.66 is: 8,775.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178.18 : 14,052.76 = 6,355.66 : x
  2. Step 2: Convert to fraction form
    10,178.18/14,052.76 = 6,355.66/x
  3. Step 3: Cross multiply
    10,178.18x = 14,052.76 × 6,355.66
  4. Step 4: Simplify right side
    10,178.18x = 89,314,500.43
  5. Step 5: Solve for x
    x = 89,314,500.43/10,178.18
  6. Step 6: Final answer
    x = 8,775.09

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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.