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Finding the Fourth Proportional to 5,044.53, 7,528.65 and 4,913.31

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Solution

The fourth proportional to 5,044.53, 7,528.65 and 4,913.31 is: 7,332.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,044.53 : 7,528.65 = 4,913.31 : x
  2. Step 2: Convert to fraction form
    5,044.53/7,528.65 = 4,913.31/x
  3. Step 3: Cross multiply
    5,044.53x = 7,528.65 × 4,913.31
  4. Step 4: Simplify right side
    5,044.53x = 36,990,591.33
  5. Step 5: Solve for x
    x = 36,990,591.33/5,044.53
  6. Step 6: Final answer
    x = 7,332.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.