Home / 5,028.56-7,543.90-1,518.26

Finding the Fourth Proportional to 5,028.56, 7,543.90 and 1,518.26

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Solution

The fourth proportional to 5,028.56, 7,543.90 and 1,518.26 is: 2,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.56 : 7,543.90 = 1,518.26 : x
  2. Step 2: Convert to fraction form
    5,028.56/7,543.90 = 1,518.26/x
  3. Step 3: Cross multiply
    5,028.56x = 7,543.90 × 1,518.26
  4. Step 4: Simplify right side
    5,028.56x = 11,453,601.61
  5. Step 5: Solve for x
    x = 11,453,601.61/5,028.56
  6. Step 6: Final answer
    x = 2,277.71

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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.