Home / 3,719.52-5,580.16-2,626.02

Finding the Fourth Proportional to 3,719.52, 5,580.16 and 2,626.02

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Solution

The fourth proportional to 3,719.52, 5,580.16 and 2,626.02 is: 3,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719.52 : 5,580.16 = 2,626.02 : x
  2. Step 2: Convert to fraction form
    3,719.52/5,580.16 = 2,626.02/x
  3. Step 3: Cross multiply
    3,719.52x = 5,580.16 × 2,626.02
  4. Step 4: Simplify right side
    3,719.52x = 14,653,605.20
  5. Step 5: Solve for x
    x = 14,653,605.20/3,719.52
  6. Step 6: Final answer
    x = 3,939.65

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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.