Home / 10,956.60-16,437.30-3,559.80

Finding the Fourth Proportional to 10,956.60, 16,437.30 and 3,559.80

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Solution

The fourth proportional to 10,956.60, 16,437.30 and 3,559.80 is: 5,340.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.60 : 16,437.30 = 3,559.80 : x
  2. Step 2: Convert to fraction form
    10,956.60/16,437.30 = 3,559.80/x
  3. Step 3: Cross multiply
    10,956.60x = 16,437.30 × 3,559.80
  4. Step 4: Simplify right side
    10,956.60x = 58,513,500.54
  5. Step 5: Solve for x
    x = 58,513,500.54/10,956.60
  6. Step 6: Final answer
    x = 5,340.48

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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.