Home / 2,512.10-3,466.68-1,393.04

Finding the Fourth Proportional to 2,512.10, 3,466.68 and 1,393.04

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Solution

The fourth proportional to 2,512.10, 3,466.68 and 1,393.04 is: 1,922.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.10 : 3,466.68 = 1,393.04 : x
  2. Step 2: Convert to fraction form
    2,512.10/3,466.68 = 1,393.04/x
  3. Step 3: Cross multiply
    2,512.10x = 3,466.68 × 1,393.04
  4. Step 4: Simplify right side
    2,512.10x = 4,829,223.91
  5. Step 5: Solve for x
    x = 4,829,223.91/2,512.10
  6. Step 6: Final answer
    x = 1,922.39

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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.