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Finding the Fourth Proportional to 2,737.06, 4,105.65 and 888.20

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Solution

The fourth proportional to 2,737.06, 4,105.65 and 888.20 is: 1,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,737.06 : 4,105.65 = 888.20 : x
  2. Step 2: Convert to fraction form
    2,737.06/4,105.65 = 888.20/x
  3. Step 3: Cross multiply
    2,737.06x = 4,105.65 × 888.20
  4. Step 4: Simplify right side
    2,737.06x = 3,646,636.53
  5. Step 5: Solve for x
    x = 3,646,636.53/2,737.06
  6. Step 6: Final answer
    x = 1,332.32

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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.