Home / 5,135.96-7,084.98-3,010.04

Finding the Fourth Proportional to 5,135.96, 7,084.98 and 3,010.04

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Solution

The fourth proportional to 5,135.96, 7,084.98 and 3,010.04 is: 4,152.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135.96 : 7,084.98 = 3,010.04 : x
  2. Step 2: Convert to fraction form
    5,135.96/7,084.98 = 3,010.04/x
  3. Step 3: Cross multiply
    5,135.96x = 7,084.98 × 3,010.04
  4. Step 4: Simplify right side
    5,135.96x = 21,326,073.20
  5. Step 5: Solve for x
    x = 21,326,073.20/5,135.96
  6. Step 6: Final answer
    x = 4,152.31

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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.