Home / 3,487.52-4,808.72-2,601.79

Finding the Fourth Proportional to 3,487.52, 4,808.72 and 2,601.79

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Solution

The fourth proportional to 3,487.52, 4,808.72 and 2,601.79 is: 3,587.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.52 : 4,808.72 = 2,601.79 : x
  2. Step 2: Convert to fraction form
    3,487.52/4,808.72 = 2,601.79/x
  3. Step 3: Cross multiply
    3,487.52x = 4,808.72 × 2,601.79
  4. Step 4: Simplify right side
    3,487.52x = 12,511,259.46
  5. Step 5: Solve for x
    x = 12,511,259.46/3,487.52
  6. Step 6: Final answer
    x = 3,587.43

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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.