Home / 2,619.16-3,929.46-2,332.60

Finding the Fourth Proportional to 2,619.16, 3,929.46 and 2,332.60

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Solution

The fourth proportional to 2,619.16, 3,929.46 and 2,332.60 is: 3,499.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619.16 : 3,929.46 = 2,332.60 : x
  2. Step 2: Convert to fraction form
    2,619.16/3,929.46 = 2,332.60/x
  3. Step 3: Cross multiply
    2,619.16x = 3,929.46 × 2,332.60
  4. Step 4: Simplify right side
    2,619.16x = 9,165,858.40
  5. Step 5: Solve for x
    x = 9,165,858.40/2,619.16
  6. Step 6: Final answer
    x = 3,499.54

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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.