Home / 3,079.14-4,248.90-1,752.63

Finding the Fourth Proportional to 3,079.14, 4,248.90 and 1,752.63

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Solution

The fourth proportional to 3,079.14, 4,248.90 and 1,752.63 is: 2,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.14 : 4,248.90 = 1,752.63 : x
  2. Step 2: Convert to fraction form
    3,079.14/4,248.90 = 1,752.63/x
  3. Step 3: Cross multiply
    3,079.14x = 4,248.90 × 1,752.63
  4. Step 4: Simplify right side
    3,079.14x = 7,446,749.61
  5. Step 5: Solve for x
    x = 7,446,749.61/3,079.14
  6. Step 6: Final answer
    x = 2,418.45

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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.