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Finding the Fourth Proportional to 4,641.52, 6,404.46 and 2,651.68

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Solution

The fourth proportional to 4,641.52, 6,404.46 and 2,651.68 is: 3,658.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.52 : 6,404.46 = 2,651.68 : x
  2. Step 2: Convert to fraction form
    4,641.52/6,404.46 = 2,651.68/x
  3. Step 3: Cross multiply
    4,641.52x = 6,404.46 × 2,651.68
  4. Step 4: Simplify right side
    4,641.52x = 16,982,578.49
  5. Step 5: Solve for x
    x = 16,982,578.49/4,641.52
  6. Step 6: Final answer
    x = 3,658.84

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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.