Home / 5,195.28-7,161.96-3,702.66

Finding the Fourth Proportional to 5,195.28, 7,161.96 and 3,702.66

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Solution

The fourth proportional to 5,195.28, 7,161.96 and 3,702.66 is: 5,104.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.28 : 7,161.96 = 3,702.66 : x
  2. Step 2: Convert to fraction form
    5,195.28/7,161.96 = 3,702.66/x
  3. Step 3: Cross multiply
    5,195.28x = 7,161.96 × 3,702.66
  4. Step 4: Simplify right side
    5,195.28x = 26,518,302.81
  5. Step 5: Solve for x
    x = 26,518,302.81/5,195.28
  6. Step 6: Final answer
    x = 5,104.31

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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.