Home / 8,386.26-12,580.70-2,541.48

Finding the Fourth Proportional to 8,386.26, 12,580.70 and 2,541.48

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Solution

The fourth proportional to 8,386.26, 12,580.70 and 2,541.48 is: 3,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386.26 : 12,580.70 = 2,541.48 : x
  2. Step 2: Convert to fraction form
    8,386.26/12,580.70 = 2,541.48/x
  3. Step 3: Cross multiply
    8,386.26x = 12,580.70 × 2,541.48
  4. Step 4: Simplify right side
    8,386.26x = 31,973,584.73
  5. Step 5: Solve for x
    x = 31,973,584.73/8,386.26
  6. Step 6: Final answer
    x = 3,812.62

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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.