Home / 3,079.25-4,248.99-1,752.98

Finding the Fourth Proportional to 3,079.25, 4,248.99 and 1,752.98

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Solution

The fourth proportional to 3,079.25, 4,248.99 and 1,752.98 is: 2,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.25 : 4,248.99 = 1,752.98 : x
  2. Step 2: Convert to fraction form
    3,079.25/4,248.99 = 1,752.98/x
  3. Step 3: Cross multiply
    3,079.25x = 4,248.99 × 1,752.98
  4. Step 4: Simplify right side
    3,079.25x = 7,448,394.49
  5. Step 5: Solve for x
    x = 7,448,394.49/3,079.25
  6. Step 6: Final answer
    x = 2,418.90

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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.