Home / 7,152.06-10,731.15-2,993.04

Finding the Fourth Proportional to 7,152.06, 10,731.15 and 2,993.04

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Solution

The fourth proportional to 7,152.06, 10,731.15 and 2,993.04 is: 4,490.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152.06 : 10,731.15 = 2,993.04 : x
  2. Step 2: Convert to fraction form
    7,152.06/10,731.15 = 2,993.04/x
  3. Step 3: Cross multiply
    7,152.06x = 10,731.15 × 2,993.04
  4. Step 4: Simplify right side
    7,152.06x = 32,118,761.20
  5. Step 5: Solve for x
    x = 32,118,761.20/7,152.06
  6. Step 6: Final answer
    x = 4,490.84

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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.