Home / 5,017.68-7,524.40-1,897.12

Finding the Fourth Proportional to 5,017.68, 7,524.40 and 1,897.12

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Solution

The fourth proportional to 5,017.68, 7,524.40 and 1,897.12 is: 2,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.68 : 7,524.40 = 1,897.12 : x
  2. Step 2: Convert to fraction form
    5,017.68/7,524.40 = 1,897.12/x
  3. Step 3: Cross multiply
    5,017.68x = 7,524.40 × 1,897.12
  4. Step 4: Simplify right side
    5,017.68x = 14,274,689.73
  5. Step 5: Solve for x
    x = 14,274,689.73/5,017.68
  6. Step 6: Final answer
    x = 2,844.88

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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.