Home / 7,411.78-10,229.52-4,269.79

Finding the Fourth Proportional to 7,411.78, 10,229.52 and 4,269.79

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Solution

The fourth proportional to 7,411.78, 10,229.52 and 4,269.79 is: 5,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.78 : 10,229.52 = 4,269.79 : x
  2. Step 2: Convert to fraction form
    7,411.78/10,229.52 = 4,269.79/x
  3. Step 3: Cross multiply
    7,411.78x = 10,229.52 × 4,269.79
  4. Step 4: Simplify right side
    7,411.78x = 43,677,902.20
  5. Step 5: Solve for x
    x = 43,677,902.20/7,411.78
  6. Step 6: Final answer
    x = 5,893.04

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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.