Home / 4,353.88-6,006.70-2,781.72

Finding the Fourth Proportional to 4,353.88, 6,006.70 and 2,781.72

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Solution

The fourth proportional to 4,353.88, 6,006.70 and 2,781.72 is: 3,837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353.88 : 6,006.70 = 2,781.72 : x
  2. Step 2: Convert to fraction form
    4,353.88/6,006.70 = 2,781.72/x
  3. Step 3: Cross multiply
    4,353.88x = 6,006.70 × 2,781.72
  4. Step 4: Simplify right side
    4,353.88x = 16,708,957.52
  5. Step 5: Solve for x
    x = 16,708,957.52/4,353.88
  6. Step 6: Final answer
    x = 3,837.72

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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.