Home / 10,966.46-15,133.02-6,249.92

Finding the Fourth Proportional to 10,966.46, 15,133.02 and 6,249.92

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Solution

The fourth proportional to 10,966.46, 15,133.02 and 6,249.92 is: 8,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.46 : 15,133.02 = 6,249.92 : x
  2. Step 2: Convert to fraction form
    10,966.46/15,133.02 = 6,249.92/x
  3. Step 3: Cross multiply
    10,966.46x = 15,133.02 × 6,249.92
  4. Step 4: Simplify right side
    10,966.46x = 94,580,164.36
  5. Step 5: Solve for x
    x = 94,580,164.36/10,966.46
  6. Step 6: Final answer
    x = 8,624.49

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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.