Home / 5,470.12-8,203.26-2,182.60

Finding the Fourth Proportional to 5,470.12, 8,203.26 and 2,182.60

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Solution

The fourth proportional to 5,470.12, 8,203.26 and 2,182.60 is: 3,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.12 : 8,203.26 = 2,182.60 : x
  2. Step 2: Convert to fraction form
    5,470.12/8,203.26 = 2,182.60/x
  3. Step 3: Cross multiply
    5,470.12x = 8,203.26 × 2,182.60
  4. Step 4: Simplify right side
    5,470.12x = 17,904,435.28
  5. Step 5: Solve for x
    x = 17,904,435.28/5,470.12
  6. Step 6: Final answer
    x = 3,273.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.