Home / 9,620.46-14,458.05-6,561.90

Finding the Fourth Proportional to 9,620.46, 14,458.05 and 6,561.90

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Solution

The fourth proportional to 9,620.46, 14,458.05 and 6,561.90 is: 9,861.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.46 : 14,458.05 = 6,561.90 : x
  2. Step 2: Convert to fraction form
    9,620.46/14,458.05 = 6,561.90/x
  3. Step 3: Cross multiply
    9,620.46x = 14,458.05 × 6,561.90
  4. Step 4: Simplify right side
    9,620.46x = 94,872,278.30
  5. Step 5: Solve for x
    x = 94,872,278.30/9,620.46
  6. Step 6: Final answer
    x = 9,861.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.