Home / 10,498.23-15,747.57-3,102.84

Finding the Fourth Proportional to 10,498.23, 15,747.57 and 3,102.84

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Solution

The fourth proportional to 10,498.23, 15,747.57 and 3,102.84 is: 4,654.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498.23 : 15,747.57 = 3,102.84 : x
  2. Step 2: Convert to fraction form
    10,498.23/15,747.57 = 3,102.84/x
  3. Step 3: Cross multiply
    10,498.23x = 15,747.57 × 3,102.84
  4. Step 4: Simplify right side
    10,498.23x = 48,862,190.10
  5. Step 5: Solve for x
    x = 48,862,190.10/10,498.23
  6. Step 6: Final answer
    x = 4,654.33

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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.