Home / 10,996.44-15,175.68-6,281.64

Finding the Fourth Proportional to 10,996.44, 15,175.68 and 6,281.64

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Solution

The fourth proportional to 10,996.44, 15,175.68 and 6,281.64 is: 8,669.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.44 : 15,175.68 = 6,281.64 : x
  2. Step 2: Convert to fraction form
    10,996.44/15,175.68 = 6,281.64/x
  3. Step 3: Cross multiply
    10,996.44x = 15,175.68 × 6,281.64
  4. Step 4: Simplify right side
    10,996.44x = 95,328,158.52
  5. Step 5: Solve for x
    x = 95,328,158.52/10,996.44
  6. Step 6: Final answer
    x = 8,669.00

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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.