Home / 7,585.60-11,378.48-2,321.41

Finding the Fourth Proportional to 7,585.60, 11,378.48 and 2,321.41

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Solution

The fourth proportional to 7,585.60, 11,378.48 and 2,321.41 is: 3,482.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.60 : 11,378.48 = 2,321.41 : x
  2. Step 2: Convert to fraction form
    7,585.60/11,378.48 = 2,321.41/x
  3. Step 3: Cross multiply
    7,585.60x = 11,378.48 × 2,321.41
  4. Step 4: Simplify right side
    7,585.60x = 26,414,098.54
  5. Step 5: Solve for x
    x = 26,414,098.54/7,585.60
  6. Step 6: Final answer
    x = 3,482.14

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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.