Home / 2,677.65-4,017.78-1,508.91

Finding the Fourth Proportional to 2,677.65, 4,017.78 and 1,508.91

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Solution

The fourth proportional to 2,677.65, 4,017.78 and 1,508.91 is: 2,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.65 : 4,017.78 = 1,508.91 : x
  2. Step 2: Convert to fraction form
    2,677.65/4,017.78 = 1,508.91/x
  3. Step 3: Cross multiply
    2,677.65x = 4,017.78 × 1,508.91
  4. Step 4: Simplify right side
    2,677.65x = 6,062,468.42
  5. Step 5: Solve for x
    x = 6,062,468.42/2,677.65
  6. Step 6: Final answer
    x = 2,264.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.