Home / 10,990.64-16,484.34-3,595.88

Finding the Fourth Proportional to 10,990.64, 16,484.34 and 3,595.88

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Solution

The fourth proportional to 10,990.64, 16,484.34 and 3,595.88 is: 5,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,990.64 : 16,484.34 = 3,595.88 : x
  2. Step 2: Convert to fraction form
    10,990.64/16,484.34 = 3,595.88/x
  3. Step 3: Cross multiply
    10,990.64x = 16,484.34 × 3,595.88
  4. Step 4: Simplify right side
    10,990.64x = 59,275,708.52
  5. Step 5: Solve for x
    x = 59,275,708.52/10,990.64
  6. Step 6: Final answer
    x = 5,393.29

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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.