Home / 10,092.12-13,921.20-6,557.67

Finding the Fourth Proportional to 10,092.12, 13,921.20 and 6,557.67

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Solution

The fourth proportional to 10,092.12, 13,921.20 and 6,557.67 is: 9,045.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.12 : 13,921.20 = 6,557.67 : x
  2. Step 2: Convert to fraction form
    10,092.12/13,921.20 = 6,557.67/x
  3. Step 3: Cross multiply
    10,092.12x = 13,921.20 × 6,557.67
  4. Step 4: Simplify right side
    10,092.12x = 91,290,635.60
  5. Step 5: Solve for x
    x = 91,290,635.60/10,092.12
  6. Step 6: Final answer
    x = 9,045.73

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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.