Home / 1,708.18-2,560.54-1,296.44

Finding the Fourth Proportional to 1,708.18, 2,560.54 and 1,296.44

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Solution

The fourth proportional to 1,708.18, 2,560.54 and 1,296.44 is: 1,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.18 : 2,560.54 = 1,296.44 : x
  2. Step 2: Convert to fraction form
    1,708.18/2,560.54 = 1,296.44/x
  3. Step 3: Cross multiply
    1,708.18x = 2,560.54 × 1,296.44
  4. Step 4: Simplify right side
    1,708.18x = 3,319,589.62
  5. Step 5: Solve for x
    x = 3,319,589.62/1,708.18
  6. Step 6: Final answer
    x = 1,943.35

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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.