Home / 2,909.60-4,370-2,494.08

Finding the Fourth Proportional to 2,909.60, 4,370 and 2,494.08

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Solution

The fourth proportional to 2,909.60, 4,370 and 2,494.08 is: 3,745.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.60 : 4,370 = 2,494.08 : x
  2. Step 2: Convert to fraction form
    2,909.60/4,370 = 2,494.08/x
  3. Step 3: Cross multiply
    2,909.60x = 4,370 × 2,494.08
  4. Step 4: Simplify right side
    2,909.60x = 10,899,129.60
  5. Step 5: Solve for x
    x = 10,899,129.60/2,909.60
  6. Step 6: Final answer
    x = 3,745.92

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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.