Home / 3,368.19-4,648.68-2,042.55

Finding the Fourth Proportional to 3,368.19, 4,648.68 and 2,042.55

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Solution

The fourth proportional to 3,368.19, 4,648.68 and 2,042.55 is: 2,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.19 : 4,648.68 = 2,042.55 : x
  2. Step 2: Convert to fraction form
    3,368.19/4,648.68 = 2,042.55/x
  3. Step 3: Cross multiply
    3,368.19x = 4,648.68 × 2,042.55
  4. Step 4: Simplify right side
    3,368.19x = 9,495,161.33
  5. Step 5: Solve for x
    x = 9,495,161.33/3,368.19
  6. Step 6: Final answer
    x = 2,819.07

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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.