Home / 2,358.36-3,254.66-1,296.18

Finding the Fourth Proportional to 2,358.36, 3,254.66 and 1,296.18

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Solution

The fourth proportional to 2,358.36, 3,254.66 and 1,296.18 is: 1,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.36 : 3,254.66 = 1,296.18 : x
  2. Step 2: Convert to fraction form
    2,358.36/3,254.66 = 1,296.18/x
  3. Step 3: Cross multiply
    2,358.36x = 3,254.66 × 1,296.18
  4. Step 4: Simplify right side
    2,358.36x = 4,218,618.72
  5. Step 5: Solve for x
    x = 4,218,618.72/2,358.36
  6. Step 6: Final answer
    x = 1,788.79

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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.