Home / 3,639.60-5,023.08-2,297.16

Finding the Fourth Proportional to 3,639.60, 5,023.08 and 2,297.16

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Solution

The fourth proportional to 3,639.60, 5,023.08 and 2,297.16 is: 3,170.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.60 : 5,023.08 = 2,297.16 : x
  2. Step 2: Convert to fraction form
    3,639.60/5,023.08 = 2,297.16/x
  3. Step 3: Cross multiply
    3,639.60x = 5,023.08 × 2,297.16
  4. Step 4: Simplify right side
    3,639.60x = 11,538,818.45
  5. Step 5: Solve for x
    x = 11,538,818.45/3,639.60
  6. Step 6: Final answer
    x = 3,170.35

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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.