Home / 5,028.35-7,542.57-1,518.37

Finding the Fourth Proportional to 5,028.35, 7,542.57 and 1,518.37

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Solution

The fourth proportional to 5,028.35, 7,542.57 and 1,518.37 is: 2,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.35 : 7,542.57 = 1,518.37 : x
  2. Step 2: Convert to fraction form
    5,028.35/7,542.57 = 1,518.37/x
  3. Step 3: Cross multiply
    5,028.35x = 7,542.57 × 1,518.37
  4. Step 4: Simplify right side
    5,028.35x = 11,452,411.52
  5. Step 5: Solve for x
    x = 11,452,411.52/5,028.35
  6. Step 6: Final answer
    x = 2,277.57

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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.