Home / 2,358.26-3,254.43-1,296.15

Finding the Fourth Proportional to 2,358.26, 3,254.43 and 1,296.15

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Solution

The fourth proportional to 2,358.26, 3,254.43 and 1,296.15 is: 1,788.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.26 : 3,254.43 = 1,296.15 : x
  2. Step 2: Convert to fraction form
    2,358.26/3,254.43 = 1,296.15/x
  3. Step 3: Cross multiply
    2,358.26x = 3,254.43 × 1,296.15
  4. Step 4: Simplify right side
    2,358.26x = 4,218,220.72
  5. Step 5: Solve for x
    x = 4,218,220.72/2,358.26
  6. Step 6: Final answer
    x = 1,788.70

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1.5x scale

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.