Home / 5,527.90-8,279.70-2,927.80

Finding the Fourth Proportional to 5,527.90, 8,279.70 and 2,927.80

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Solution

The fourth proportional to 5,527.90, 8,279.70 and 2,927.80 is: 4,385.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.90 : 8,279.70 = 2,927.80 : x
  2. Step 2: Convert to fraction form
    5,527.90/8,279.70 = 2,927.80/x
  3. Step 3: Cross multiply
    5,527.90x = 8,279.70 × 2,927.80
  4. Step 4: Simplify right side
    5,527.90x = 24,241,305.66
  5. Step 5: Solve for x
    x = 24,241,305.66/5,527.90
  6. Step 6: Final answer
    x = 4,385.26

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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.