Home / 5,445.14-8,167.71-1,341.14

Finding the Fourth Proportional to 5,445.14, 8,167.71 and 1,341.14

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Solution

The fourth proportional to 5,445.14, 8,167.71 and 1,341.14 is: 2,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.14 : 8,167.71 = 1,341.14 : x
  2. Step 2: Convert to fraction form
    5,445.14/8,167.71 = 1,341.14/x
  3. Step 3: Cross multiply
    5,445.14x = 8,167.71 × 1,341.14
  4. Step 4: Simplify right side
    5,445.14x = 10,954,042.59
  5. Step 5: Solve for x
    x = 10,954,042.59/5,445.14
  6. Step 6: Final answer
    x = 2,011.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.