Home / 8,444.25-12,667.73-6,880.55

Finding the Fourth Proportional to 8,444.25, 12,667.73 and 6,880.55

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Solution

The fourth proportional to 8,444.25, 12,667.73 and 6,880.55 is: 10,321.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.25 : 12,667.73 = 6,880.55 : x
  2. Step 2: Convert to fraction form
    8,444.25/12,667.73 = 6,880.55/x
  3. Step 3: Cross multiply
    8,444.25x = 12,667.73 × 6,880.55
  4. Step 4: Simplify right side
    8,444.25x = 87,160,851.91
  5. Step 5: Solve for x
    x = 87,160,851.91/8,444.25
  6. Step 6: Final answer
    x = 10,321.92

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1.5x scale

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.