Home / 3,585.60-5,376.54-1,119.76

Finding the Fourth Proportional to 3,585.60, 5,376.54 and 1,119.76

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Solution

The fourth proportional to 3,585.60, 5,376.54 and 1,119.76 is: 1,679.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.60 : 5,376.54 = 1,119.76 : x
  2. Step 2: Convert to fraction form
    3,585.60/5,376.54 = 1,119.76/x
  3. Step 3: Cross multiply
    3,585.60x = 5,376.54 × 1,119.76
  4. Step 4: Simplify right side
    3,585.60x = 6,020,425.19
  5. Step 5: Solve for x
    x = 6,020,425.19/3,585.60
  6. Step 6: Final answer
    x = 1,679.06

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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.