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Finding the Fourth Proportional to 3,697.04, 5,545.52 and 3,512.48

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Solution

The fourth proportional to 3,697.04, 5,545.52 and 3,512.48 is: 5,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.04 : 5,545.52 = 3,512.48 : x
  2. Step 2: Convert to fraction form
    3,697.04/5,545.52 = 3,512.48/x
  3. Step 3: Cross multiply
    3,697.04x = 5,545.52 × 3,512.48
  4. Step 4: Simplify right side
    3,697.04x = 19,478,528.09
  5. Step 5: Solve for x
    x = 19,478,528.09/3,697.04
  6. Step 6: Final answer
    x = 5,268.68

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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.