Home / 5,045.28-7,559.82-2,847.48

Finding the Fourth Proportional to 5,045.28, 7,559.82 and 2,847.48

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Solution

The fourth proportional to 5,045.28, 7,559.82 and 2,847.48 is: 4,266.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.28 : 7,559.82 = 2,847.48 : x
  2. Step 2: Convert to fraction form
    5,045.28/7,559.82 = 2,847.48/x
  3. Step 3: Cross multiply
    5,045.28x = 7,559.82 × 2,847.48
  4. Step 4: Simplify right side
    5,045.28x = 21,526,436.25
  5. Step 5: Solve for x
    x = 21,526,436.25/5,045.28
  6. Step 6: Final answer
    x = 4,266.65

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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.