Home / 2,358.67-3,255.05-1,296.54

Finding the Fourth Proportional to 2,358.67, 3,255.05 and 1,296.54

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Solution

The fourth proportional to 2,358.67, 3,255.05 and 1,296.54 is: 1,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.67 : 3,255.05 = 1,296.54 : x
  2. Step 2: Convert to fraction form
    2,358.67/3,255.05 = 1,296.54/x
  3. Step 3: Cross multiply
    2,358.67x = 3,255.05 × 1,296.54
  4. Step 4: Simplify right side
    2,358.67x = 4,220,302.53
  5. Step 5: Solve for x
    x = 4,220,302.53/2,358.67
  6. Step 6: Final answer
    x = 1,789.27

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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.