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Finding the Fourth Proportional to 6,253.53, 8,669.33 and 5,920.62

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Solution

The fourth proportional to 6,253.53, 8,669.33 and 5,920.62 is: 8,207.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.53 : 8,669.33 = 5,920.62 : x
  2. Step 2: Convert to fraction form
    6,253.53/8,669.33 = 5,920.62/x
  3. Step 3: Cross multiply
    6,253.53x = 8,669.33 × 5,920.62
  4. Step 4: Simplify right side
    6,253.53x = 51,327,808.58
  5. Step 5: Solve for x
    x = 51,327,808.58/6,253.53
  6. Step 6: Final answer
    x = 8,207.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.