Home / 3,149.76-4,346.80-1,752.50

Finding the Fourth Proportional to 3,149.76, 4,346.80 and 1,752.50

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Solution

The fourth proportional to 3,149.76, 4,346.80 and 1,752.50 is: 2,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.76 : 4,346.80 = 1,752.50 : x
  2. Step 2: Convert to fraction form
    3,149.76/4,346.80 = 1,752.50/x
  3. Step 3: Cross multiply
    3,149.76x = 4,346.80 × 1,752.50
  4. Step 4: Simplify right side
    3,149.76x = 7,617,767
  5. Step 5: Solve for x
    x = 7,617,767/3,149.76
  6. Step 6: Final answer
    x = 2,418.52

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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.