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Finding the Fourth Proportional to 7,452.01, 10,279.49 and 4,652.65

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Solution

The fourth proportional to 7,452.01, 10,279.49 and 4,652.65 is: 6,417.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.01 : 10,279.49 = 4,652.65 : x
  2. Step 2: Convert to fraction form
    7,452.01/10,279.49 = 4,652.65/x
  3. Step 3: Cross multiply
    7,452.01x = 10,279.49 × 4,652.65
  4. Step 4: Simplify right side
    7,452.01x = 47,826,869.15
  5. Step 5: Solve for x
    x = 47,826,869.15/7,452.01
  6. Step 6: Final answer
    x = 6,417.98

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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.