Home / 10,996.46-15,175.05-6,280.46

Finding the Fourth Proportional to 10,996.46, 15,175.05 and 6,280.46

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Solution

The fourth proportional to 10,996.46, 15,175.05 and 6,280.46 is: 8,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.46 : 15,175.05 = 6,280.46 : x
  2. Step 2: Convert to fraction form
    10,996.46/15,175.05 = 6,280.46/x
  3. Step 3: Cross multiply
    10,996.46x = 15,175.05 × 6,280.46
  4. Step 4: Simplify right side
    10,996.46x = 95,306,294.52
  5. Step 5: Solve for x
    x = 95,306,294.52/10,996.46
  6. Step 6: Final answer
    x = 8,667.00

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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.