Home / 5,250.11-7,886.10-4,429.99

Finding the Fourth Proportional to 5,250.11, 7,886.10 and 4,429.99

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Solution

The fourth proportional to 5,250.11, 7,886.10 and 4,429.99 is: 6,654.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.11 : 7,886.10 = 4,429.99 : x
  2. Step 2: Convert to fraction form
    5,250.11/7,886.10 = 4,429.99/x
  3. Step 3: Cross multiply
    5,250.11x = 7,886.10 × 4,429.99
  4. Step 4: Simplify right side
    5,250.11x = 34,935,344.14
  5. Step 5: Solve for x
    x = 34,935,344.14/5,250.11
  6. Step 6: Final answer
    x = 6,654.21

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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.