Home / 3,470.43-5,206.56-1,005.48

Finding the Fourth Proportional to 3,470.43, 5,206.56 and 1,005.48

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Solution

The fourth proportional to 3,470.43, 5,206.56 and 1,005.48 is: 1,508.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.43 : 5,206.56 = 1,005.48 : x
  2. Step 2: Convert to fraction form
    3,470.43/5,206.56 = 1,005.48/x
  3. Step 3: Cross multiply
    3,470.43x = 5,206.56 × 1,005.48
  4. Step 4: Simplify right side
    3,470.43x = 5,235,091.95
  5. Step 5: Solve for x
    x = 5,235,091.95/3,470.43
  6. Step 6: Final answer
    x = 1,508.49

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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.