Home / 2,737.80-4,101.84-1,581.12

Finding the Fourth Proportional to 2,737.80, 4,101.84 and 1,581.12

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Solution

The fourth proportional to 2,737.80, 4,101.84 and 1,581.12 is: 2,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.80 : 4,101.84 = 1,581.12 : x
  2. Step 2: Convert to fraction form
    2,737.80/4,101.84 = 1,581.12/x
  3. Step 3: Cross multiply
    2,737.80x = 4,101.84 × 1,581.12
  4. Step 4: Simplify right side
    2,737.80x = 6,485,501.26
  5. Step 5: Solve for x
    x = 6,485,501.26/2,737.80
  6. Step 6: Final answer
    x = 2,368.87

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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.