Home / 5,188.62-7,160.31-3,092.70

Finding the Fourth Proportional to 5,188.62, 7,160.31 and 3,092.70

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Solution

The fourth proportional to 5,188.62, 7,160.31 and 3,092.70 is: 4,267.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188.62 : 7,160.31 = 3,092.70 : x
  2. Step 2: Convert to fraction form
    5,188.62/7,160.31 = 3,092.70/x
  3. Step 3: Cross multiply
    5,188.62x = 7,160.31 × 3,092.70
  4. Step 4: Simplify right side
    5,188.62x = 22,144,690.74
  5. Step 5: Solve for x
    x = 22,144,690.74/5,188.62
  6. Step 6: Final answer
    x = 4,267.93

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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.