Home / 2,726.08-4,089.10-1,630.75

Finding the Fourth Proportional to 2,726.08, 4,089.10 and 1,630.75

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Solution

The fourth proportional to 2,726.08, 4,089.10 and 1,630.75 is: 2,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.08 : 4,089.10 = 1,630.75 : x
  2. Step 2: Convert to fraction form
    2,726.08/4,089.10 = 1,630.75/x
  3. Step 3: Cross multiply
    2,726.08x = 4,089.10 × 1,630.75
  4. Step 4: Simplify right side
    2,726.08x = 6,668,299.83
  5. Step 5: Solve for x
    x = 6,668,299.83/2,726.08
  6. Step 6: Final answer
    x = 2,446.11

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1.5x scale

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.