Home / 4,116.60-6,174.52-1,155.32

Finding the Fourth Proportional to 4,116.60, 6,174.52 and 1,155.32

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Solution

The fourth proportional to 4,116.60, 6,174.52 and 1,155.32 is: 1,732.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,116.60 : 6,174.52 = 1,155.32 : x
  2. Step 2: Convert to fraction form
    4,116.60/6,174.52 = 1,155.32/x
  3. Step 3: Cross multiply
    4,116.60x = 6,174.52 × 1,155.32
  4. Step 4: Simplify right side
    4,116.60x = 7,133,546.45
  5. Step 5: Solve for x
    x = 7,133,546.45/4,116.60
  6. Step 6: Final answer
    x = 1,732.87

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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.