Home / 3,079.33-4,248.47-1,752.77

Finding the Fourth Proportional to 3,079.33, 4,248.47 and 1,752.77

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Solution

The fourth proportional to 3,079.33, 4,248.47 and 1,752.77 is: 2,418.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.33 : 4,248.47 = 1,752.77 : x
  2. Step 2: Convert to fraction form
    3,079.33/4,248.47 = 1,752.77/x
  3. Step 3: Cross multiply
    3,079.33x = 4,248.47 × 1,752.77
  4. Step 4: Simplify right side
    3,079.33x = 7,446,573.90
  5. Step 5: Solve for x
    x = 7,446,573.90/3,079.33
  6. Step 6: Final answer
    x = 2,418.25

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Double scale
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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.