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Finding the Fourth Proportional to 4,607.88, 6,358.89 and 2,619.10

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Solution

The fourth proportional to 4,607.88, 6,358.89 and 2,619.10 is: 3,614.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.88 : 6,358.89 = 2,619.10 : x
  2. Step 2: Convert to fraction form
    4,607.88/6,358.89 = 2,619.10/x
  3. Step 3: Cross multiply
    4,607.88x = 6,358.89 × 2,619.10
  4. Step 4: Simplify right side
    4,607.88x = 16,654,568.80
  5. Step 5: Solve for x
    x = 16,654,568.80/4,607.88
  6. Step 6: Final answer
    x = 3,614.36

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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.