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Finding the Fourth Proportional to 8,650.57, 11,925.34 and 6,162.25

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Solution

The fourth proportional to 8,650.57, 11,925.34 and 6,162.25 is: 8,495.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,650.57 : 11,925.34 = 6,162.25 : x
  2. Step 2: Convert to fraction form
    8,650.57/11,925.34 = 6,162.25/x
  3. Step 3: Cross multiply
    8,650.57x = 11,925.34 × 6,162.25
  4. Step 4: Simplify right side
    8,650.57x = 73,486,926.42
  5. Step 5: Solve for x
    x = 73,486,926.42/8,650.57
  6. Step 6: Final answer
    x = 8,495.04

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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.