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Finding the Fourth Proportional to 9,627.70, 14,452.35 and 7,446.10

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Solution

The fourth proportional to 9,627.70, 14,452.35 and 7,446.10 is: 11,177.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,627.70 : 14,452.35 = 7,446.10 : x
  2. Step 2: Convert to fraction form
    9,627.70/14,452.35 = 7,446.10/x
  3. Step 3: Cross multiply
    9,627.70x = 14,452.35 × 7,446.10
  4. Step 4: Simplify right side
    9,627.70x = 107,613,643.34
  5. Step 5: Solve for x
    x = 107,613,643.34/9,627.70
  6. Step 6: Final answer
    x = 11,177.50

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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.