Home / 11,479.28-17,219.10-3,582

Finding the Fourth Proportional to 11,479.28, 17,219.10 and 3,582

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Solution

The fourth proportional to 11,479.28, 17,219.10 and 3,582 is: 5,373.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.28 : 17,219.10 = 3,582 : x
  2. Step 2: Convert to fraction form
    11,479.28/17,219.10 = 3,582/x
  3. Step 3: Cross multiply
    11,479.28x = 17,219.10 × 3,582
  4. Step 4: Simplify right side
    11,479.28x = 61,678,816.20
  5. Step 5: Solve for x
    x = 61,678,816.20/11,479.28
  6. Step 6: Final answer
    x = 5,373.06

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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.