Home / 3,737.04-5,155.56-2,947.92

Finding the Fourth Proportional to 3,737.04, 5,155.56 and 2,947.92

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Solution

The fourth proportional to 3,737.04, 5,155.56 and 2,947.92 is: 4,066.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.04 : 5,155.56 = 2,947.92 : x
  2. Step 2: Convert to fraction form
    3,737.04/5,155.56 = 2,947.92/x
  3. Step 3: Cross multiply
    3,737.04x = 5,155.56 × 2,947.92
  4. Step 4: Simplify right side
    3,737.04x = 15,198,178.44
  5. Step 5: Solve for x
    x = 15,198,178.44/3,737.04
  6. Step 6: Final answer
    x = 4,066.90

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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.