Home / 5,470.17-7,548.66-3,080.28

Finding the Fourth Proportional to 5,470.17, 7,548.66 and 3,080.28

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Solution

The fourth proportional to 5,470.17, 7,548.66 and 3,080.28 is: 4,250.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470.17 : 7,548.66 = 3,080.28 : x
  2. Step 2: Convert to fraction form
    5,470.17/7,548.66 = 3,080.28/x
  3. Step 3: Cross multiply
    5,470.17x = 7,548.66 × 3,080.28
  4. Step 4: Simplify right side
    5,470.17x = 23,251,986.42
  5. Step 5: Solve for x
    x = 23,251,986.42/5,470.17
  6. Step 6: Final answer
    x = 4,250.69

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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.