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Finding the Fourth Proportional to 7,348.52, 11,024.62 and 3,448.38

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Solution

The fourth proportional to 7,348.52, 11,024.62 and 3,448.38 is: 5,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.52 : 11,024.62 = 3,448.38 : x
  2. Step 2: Convert to fraction form
    7,348.52/11,024.62 = 3,448.38/x
  3. Step 3: Cross multiply
    7,348.52x = 11,024.62 × 3,448.38
  4. Step 4: Simplify right side
    7,348.52x = 38,017,079.12
  5. Step 5: Solve for x
    x = 38,017,079.12/7,348.52
  6. Step 6: Final answer
    x = 5,173.43

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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.