Home / 1,562.52-2,154.88-1,296.54

Finding the Fourth Proportional to 1,562.52, 2,154.88 and 1,296.54

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Solution

The fourth proportional to 1,562.52, 2,154.88 and 1,296.54 is: 1,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.52 : 2,154.88 = 1,296.54 : x
  2. Step 2: Convert to fraction form
    1,562.52/2,154.88 = 1,296.54/x
  3. Step 3: Cross multiply
    1,562.52x = 2,154.88 × 1,296.54
  4. Step 4: Simplify right side
    1,562.52x = 2,793,883.26
  5. Step 5: Solve for x
    x = 2,793,883.26/1,562.52
  6. Step 6: Final answer
    x = 1,788.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.