Home / 9,280.16-13,922.28-2,706.86

Finding the Fourth Proportional to 9,280.16, 13,922.28 and 2,706.86

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Solution

The fourth proportional to 9,280.16, 13,922.28 and 2,706.86 is: 4,060.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.16 : 13,922.28 = 2,706.86 : x
  2. Step 2: Convert to fraction form
    9,280.16/13,922.28 = 2,706.86/x
  3. Step 3: Cross multiply
    9,280.16x = 13,922.28 × 2,706.86
  4. Step 4: Simplify right side
    9,280.16x = 37,685,593.23
  5. Step 5: Solve for x
    x = 37,685,593.23/9,280.16
  6. Step 6: Final answer
    x = 4,060.88

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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.