Home / 1,352.17-2,028.08-572.48

Finding the Fourth Proportional to 1,352.17, 2,028.08 and 572.48

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Solution

The fourth proportional to 1,352.17, 2,028.08 and 572.48 is: 858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.17 : 2,028.08 = 572.48 : x
  2. Step 2: Convert to fraction form
    1,352.17/2,028.08 = 572.48/x
  3. Step 3: Cross multiply
    1,352.17x = 2,028.08 × 572.48
  4. Step 4: Simplify right side
    1,352.17x = 1,161,034.13
  5. Step 5: Solve for x
    x = 1,161,034.13/1,352.17
  6. Step 6: Final answer
    x = 858.64

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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.