Home / 10,166.99-15,248.91-2,772.04

Finding the Fourth Proportional to 10,166.99, 15,248.91 and 2,772.04

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Solution

The fourth proportional to 10,166.99, 15,248.91 and 2,772.04 is: 4,157.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166.99 : 15,248.91 = 2,772.04 : x
  2. Step 2: Convert to fraction form
    10,166.99/15,248.91 = 2,772.04/x
  3. Step 3: Cross multiply
    10,166.99x = 15,248.91 × 2,772.04
  4. Step 4: Simplify right side
    10,166.99x = 42,270,573.75
  5. Step 5: Solve for x
    x = 42,270,573.75/10,166.99
  6. Step 6: Final answer
    x = 4,157.63

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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.