Home / 11,266.60-15,549.03-6,231.20

Finding the Fourth Proportional to 11,266.60, 15,549.03 and 6,231.20

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Solution

The fourth proportional to 11,266.60, 15,549.03 and 6,231.20 is: 8,599.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,266.60 : 15,549.03 = 6,231.20 : x
  2. Step 2: Convert to fraction form
    11,266.60/15,549.03 = 6,231.20/x
  3. Step 3: Cross multiply
    11,266.60x = 15,549.03 × 6,231.20
  4. Step 4: Simplify right side
    11,266.60x = 96,889,115.74
  5. Step 5: Solve for x
    x = 96,889,115.74/11,266.60
  6. Step 6: Final answer
    x = 8,599.68

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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.