Home / 3,047.36-4,207.56-2,002.46

Finding the Fourth Proportional to 3,047.36, 4,207.56 and 2,002.46

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Solution

The fourth proportional to 3,047.36, 4,207.56 and 2,002.46 is: 2,764.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.36 : 4,207.56 = 2,002.46 : x
  2. Step 2: Convert to fraction form
    3,047.36/4,207.56 = 2,002.46/x
  3. Step 3: Cross multiply
    3,047.36x = 4,207.56 × 2,002.46
  4. Step 4: Simplify right side
    3,047.36x = 8,425,470.60
  5. Step 5: Solve for x
    x = 8,425,470.60/3,047.36
  6. Step 6: Final answer
    x = 2,764.84

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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.