Home / 10,079.56-13,924.02-8,076.28

Finding the Fourth Proportional to 10,079.56, 13,924.02 and 8,076.28

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Solution

The fourth proportional to 10,079.56, 13,924.02 and 8,076.28 is: 11,156.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.56 : 13,924.02 = 8,076.28 : x
  2. Step 2: Convert to fraction form
    10,079.56/13,924.02 = 8,076.28/x
  3. Step 3: Cross multiply
    10,079.56x = 13,924.02 × 8,076.28
  4. Step 4: Simplify right side
    10,079.56x = 112,454,243.86
  5. Step 5: Solve for x
    x = 112,454,243.86/10,079.56
  6. Step 6: Final answer
    x = 11,156.66

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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.