Home / 11,152.24-15,391.42-6,373.04

Finding the Fourth Proportional to 11,152.24, 15,391.42 and 6,373.04

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Solution

The fourth proportional to 11,152.24, 15,391.42 and 6,373.04 is: 8,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.24 : 15,391.42 = 6,373.04 : x
  2. Step 2: Convert to fraction form
    11,152.24/15,391.42 = 6,373.04/x
  3. Step 3: Cross multiply
    11,152.24x = 15,391.42 × 6,373.04
  4. Step 4: Simplify right side
    11,152.24x = 98,090,042.43
  5. Step 5: Solve for x
    x = 98,090,042.43/11,152.24
  6. Step 6: Final answer
    x = 8,795.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.