Home / 4,742.62-6,545.10-2,646.88

Finding the Fourth Proportional to 4,742.62, 6,545.10 and 2,646.88

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Solution

The fourth proportional to 4,742.62, 6,545.10 and 2,646.88 is: 3,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.62 : 6,545.10 = 2,646.88 : x
  2. Step 2: Convert to fraction form
    4,742.62/6,545.10 = 2,646.88/x
  3. Step 3: Cross multiply
    4,742.62x = 6,545.10 × 2,646.88
  4. Step 4: Simplify right side
    4,742.62x = 17,324,094.29
  5. Step 5: Solve for x
    x = 17,324,094.29/4,742.62
  6. Step 6: Final answer
    x = 3,652.85

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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.