Home / 11,619.30-16,034.87-6,314.46

Finding the Fourth Proportional to 11,619.30, 16,034.87 and 6,314.46

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Solution

The fourth proportional to 11,619.30, 16,034.87 and 6,314.46 is: 8,714.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.30 : 16,034.87 = 6,314.46 : x
  2. Step 2: Convert to fraction form
    11,619.30/16,034.87 = 6,314.46/x
  3. Step 3: Cross multiply
    11,619.30x = 16,034.87 × 6,314.46
  4. Step 4: Simplify right side
    11,619.30x = 101,251,545.22
  5. Step 5: Solve for x
    x = 101,251,545.22/11,619.30
  6. Step 6: Final answer
    x = 8,714.08

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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.