Home / 5,168.17-7,135.37-3,402.82

Finding the Fourth Proportional to 5,168.17, 7,135.37 and 3,402.82

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Solution

The fourth proportional to 5,168.17, 7,135.37 and 3,402.82 is: 4,698.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.17 : 7,135.37 = 3,402.82 : x
  2. Step 2: Convert to fraction form
    5,168.17/7,135.37 = 3,402.82/x
  3. Step 3: Cross multiply
    5,168.17x = 7,135.37 × 3,402.82
  4. Step 4: Simplify right side
    5,168.17x = 24,280,379.74
  5. Step 5: Solve for x
    x = 24,280,379.74/5,168.17
  6. Step 6: Final answer
    x = 4,698.06

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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.