Home / 1,501.22-2,251.95-527.54

Finding the Fourth Proportional to 1,501.22, 2,251.95 and 527.54

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Solution

The fourth proportional to 1,501.22, 2,251.95 and 527.54 is: 791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.22 : 2,251.95 = 527.54 : x
  2. Step 2: Convert to fraction form
    1,501.22/2,251.95 = 527.54/x
  3. Step 3: Cross multiply
    1,501.22x = 2,251.95 × 527.54
  4. Step 4: Simplify right side
    1,501.22x = 1,187,993.70
  5. Step 5: Solve for x
    x = 1,187,993.70/1,501.22
  6. Step 6: Final answer
    x = 791.35

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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.