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Finding the Fourth Proportional to 7,494.10, 10,340.13 and 4,348.42

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Solution

The fourth proportional to 7,494.10, 10,340.13 and 4,348.42 is: 5,999.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.10 : 10,340.13 = 4,348.42 : x
  2. Step 2: Convert to fraction form
    7,494.10/10,340.13 = 4,348.42/x
  3. Step 3: Cross multiply
    7,494.10x = 10,340.13 × 4,348.42
  4. Step 4: Simplify right side
    7,494.10x = 44,963,228.09
  5. Step 5: Solve for x
    x = 44,963,228.09/7,494.10
  6. Step 6: Final answer
    x = 5,999.82

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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.