Home / 11,034.32-16,549.77-3,137.20

Finding the Fourth Proportional to 11,034.32, 16,549.77 and 3,137.20

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Solution

The fourth proportional to 11,034.32, 16,549.77 and 3,137.20 is: 4,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,034.32 : 16,549.77 = 3,137.20 : x
  2. Step 2: Convert to fraction form
    11,034.32/16,549.77 = 3,137.20/x
  3. Step 3: Cross multiply
    11,034.32x = 16,549.77 × 3,137.20
  4. Step 4: Simplify right side
    11,034.32x = 51,919,922.76
  5. Step 5: Solve for x
    x = 51,919,922.76/11,034.32
  6. Step 6: Final answer
    x = 4,705.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.