Home / 3,635.34-5,015.48-2,377.12

Finding the Fourth Proportional to 3,635.34, 5,015.48 and 2,377.12

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Solution

The fourth proportional to 3,635.34, 5,015.48 and 2,377.12 is: 3,279.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.34 : 5,015.48 = 2,377.12 : x
  2. Step 2: Convert to fraction form
    3,635.34/5,015.48 = 2,377.12/x
  3. Step 3: Cross multiply
    3,635.34x = 5,015.48 × 2,377.12
  4. Step 4: Simplify right side
    3,635.34x = 11,922,397.82
  5. Step 5: Solve for x
    x = 11,922,397.82/3,635.34
  6. Step 6: Final answer
    x = 3,279.58

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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.