Home / 3,656.92-5,045.98-2,331.76

Finding the Fourth Proportional to 3,656.92, 5,045.98 and 2,331.76

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Solution

The fourth proportional to 3,656.92, 5,045.98 and 2,331.76 is: 3,217.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.92 : 5,045.98 = 2,331.76 : x
  2. Step 2: Convert to fraction form
    3,656.92/5,045.98 = 2,331.76/x
  3. Step 3: Cross multiply
    3,656.92x = 5,045.98 × 2,331.76
  4. Step 4: Simplify right side
    3,656.92x = 11,766,014.32
  5. Step 5: Solve for x
    x = 11,766,014.32/3,656.92
  6. Step 6: Final answer
    x = 3,217.47

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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.