Home / 5,132.08-7,077.54-3,850.84

Finding the Fourth Proportional to 5,132.08, 7,077.54 and 3,850.84

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Solution

The fourth proportional to 5,132.08, 7,077.54 and 3,850.84 is: 5,310.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.08 : 7,077.54 = 3,850.84 : x
  2. Step 2: Convert to fraction form
    5,132.08/7,077.54 = 3,850.84/x
  3. Step 3: Cross multiply
    5,132.08x = 7,077.54 × 3,850.84
  4. Step 4: Simplify right side
    5,132.08x = 27,254,474.13
  5. Step 5: Solve for x
    x = 27,254,474.13/5,132.08
  6. Step 6: Final answer
    x = 5,310.61

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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.