Home / 5,543.75-8,318.24-2,770.65

Finding the Fourth Proportional to 5,543.75, 8,318.24 and 2,770.65

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Solution

The fourth proportional to 5,543.75, 8,318.24 and 2,770.65 is: 4,157.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.75 : 8,318.24 = 2,770.65 : x
  2. Step 2: Convert to fraction form
    5,543.75/8,318.24 = 2,770.65/x
  3. Step 3: Cross multiply
    5,543.75x = 8,318.24 × 2,770.65
  4. Step 4: Simplify right side
    5,543.75x = 23,046,931.66
  5. Step 5: Solve for x
    x = 23,046,931.66/5,543.75
  6. Step 6: Final answer
    x = 4,157.28

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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.