Home / 8,089.26-12,127.77-4,191.18

Finding the Fourth Proportional to 8,089.26, 12,127.77 and 4,191.18

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Solution

The fourth proportional to 8,089.26, 12,127.77 and 4,191.18 is: 6,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.26 : 12,127.77 = 4,191.18 : x
  2. Step 2: Convert to fraction form
    8,089.26/12,127.77 = 4,191.18/x
  3. Step 3: Cross multiply
    8,089.26x = 12,127.77 × 4,191.18
  4. Step 4: Simplify right side
    8,089.26x = 50,829,667.07
  5. Step 5: Solve for x
    x = 50,829,667.07/8,089.26
  6. Step 6: Final answer
    x = 6,283.60

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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.