Home / 4,176.38-6,258.89-1,577.90

Finding the Fourth Proportional to 4,176.38, 6,258.89 and 1,577.90

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Solution

The fourth proportional to 4,176.38, 6,258.89 and 1,577.90 is: 2,364.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.38 : 6,258.89 = 1,577.90 : x
  2. Step 2: Convert to fraction form
    4,176.38/6,258.89 = 1,577.90/x
  3. Step 3: Cross multiply
    4,176.38x = 6,258.89 × 1,577.90
  4. Step 4: Simplify right side
    4,176.38x = 9,875,922.12
  5. Step 5: Solve for x
    x = 9,875,922.12/4,176.38
  6. Step 6: Final answer
    x = 2,364.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.