Home / 5,470.58-7,549.36-3,080.62

Finding the Fourth Proportional to 5,470.58, 7,549.36 and 3,080.62

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Solution

The fourth proportional to 5,470.58, 7,549.36 and 3,080.62 is: 4,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.58 : 7,549.36 = 3,080.62 : x
  2. Step 2: Convert to fraction form
    5,470.58/7,549.36 = 3,080.62/x
  3. Step 3: Cross multiply
    5,470.58x = 7,549.36 × 3,080.62
  4. Step 4: Simplify right side
    5,470.58x = 23,256,656.25
  5. Step 5: Solve for x
    x = 23,256,656.25/5,470.58
  6. Step 6: Final answer
    x = 4,251.23

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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.