Home / 11,053.46-15,254.85-8,254.10

Finding the Fourth Proportional to 11,053.46, 15,254.85 and 8,254.10

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Solution

The fourth proportional to 11,053.46, 15,254.85 and 8,254.10 is: 11,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.46 : 15,254.85 = 8,254.10 : x
  2. Step 2: Convert to fraction form
    11,053.46/15,254.85 = 8,254.10/x
  3. Step 3: Cross multiply
    11,053.46x = 15,254.85 × 8,254.10
  4. Step 4: Simplify right side
    11,053.46x = 125,915,057.39
  5. Step 5: Solve for x
    x = 125,915,057.39/11,053.46
  6. Step 6: Final answer
    x = 11,391.46

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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.