Home / 3,679.67-5,077.56-2,263.43

Finding the Fourth Proportional to 3,679.67, 5,077.56 and 2,263.43

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Solution

The fourth proportional to 3,679.67, 5,077.56 and 2,263.43 is: 3,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.67 : 5,077.56 = 2,263.43 : x
  2. Step 2: Convert to fraction form
    3,679.67/5,077.56 = 2,263.43/x
  3. Step 3: Cross multiply
    3,679.67x = 5,077.56 × 2,263.43
  4. Step 4: Simplify right side
    3,679.67x = 11,492,714.32
  5. Step 5: Solve for x
    x = 11,492,714.32/3,679.67
  6. Step 6: Final answer
    x = 3,123.30

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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.