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Finding the Fourth Proportional to 9,974.60, 14,950.22 and 6,412.18

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Solution

The fourth proportional to 9,974.60, 14,950.22 and 6,412.18 is: 9,610.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974.60 : 14,950.22 = 6,412.18 : x
  2. Step 2: Convert to fraction form
    9,974.60/14,950.22 = 6,412.18/x
  3. Step 3: Cross multiply
    9,974.60x = 14,950.22 × 6,412.18
  4. Step 4: Simplify right side
    9,974.60x = 95,863,426.93
  5. Step 5: Solve for x
    x = 95,863,426.93/9,974.60
  6. Step 6: Final answer
    x = 9,610.75

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1.5x scale

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.