Home / 5,818.60-8,722.96-2,311.08

Finding the Fourth Proportional to 5,818.60, 8,722.96 and 2,311.08

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Solution

The fourth proportional to 5,818.60, 8,722.96 and 2,311.08 is: 3,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.60 : 8,722.96 = 2,311.08 : x
  2. Step 2: Convert to fraction form
    5,818.60/8,722.96 = 2,311.08/x
  3. Step 3: Cross multiply
    5,818.60x = 8,722.96 × 2,311.08
  4. Step 4: Simplify right side
    5,818.60x = 20,159,468.97
  5. Step 5: Solve for x
    x = 20,159,468.97/5,818.60
  6. Step 6: Final answer
    x = 3,464.66

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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.