Home / 8,551.90-12,827.04-2,708.02

Finding the Fourth Proportional to 8,551.90, 12,827.04 and 2,708.02

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Solution

The fourth proportional to 8,551.90, 12,827.04 and 2,708.02 is: 4,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,551.90 : 12,827.04 = 2,708.02 : x
  2. Step 2: Convert to fraction form
    8,551.90/12,827.04 = 2,708.02/x
  3. Step 3: Cross multiply
    8,551.90x = 12,827.04 × 2,708.02
  4. Step 4: Simplify right side
    8,551.90x = 34,735,880.86
  5. Step 5: Solve for x
    x = 34,735,880.86/8,551.90
  6. Step 6: Final answer
    x = 4,061.77

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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.