Home / 11,162.02-15,387.14-8,504.82

Finding the Fourth Proportional to 11,162.02, 15,387.14 and 8,504.82

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Solution

The fourth proportional to 11,162.02, 15,387.14 and 8,504.82 is: 11,724.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,162.02 : 15,387.14 = 8,504.82 : x
  2. Step 2: Convert to fraction form
    11,162.02/15,387.14 = 8,504.82/x
  3. Step 3: Cross multiply
    11,162.02x = 15,387.14 × 8,504.82
  4. Step 4: Simplify right side
    11,162.02x = 130,864,856.01
  5. Step 5: Solve for x
    x = 130,864,856.01/11,162.02
  6. Step 6: Final answer
    x = 11,724.12

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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.