Home / 10,209.24-15,314.40-3,283.92

Finding the Fourth Proportional to 10,209.24, 15,314.40 and 3,283.92

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Solution

The fourth proportional to 10,209.24, 15,314.40 and 3,283.92 is: 4,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209.24 : 15,314.40 = 3,283.92 : x
  2. Step 2: Convert to fraction form
    10,209.24/15,314.40 = 3,283.92/x
  3. Step 3: Cross multiply
    10,209.24x = 15,314.40 × 3,283.92
  4. Step 4: Simplify right side
    10,209.24x = 50,291,264.45
  5. Step 5: Solve for x
    x = 50,291,264.45/10,209.24
  6. Step 6: Final answer
    x = 4,926.05

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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.