Home / 8,366.74-12,549.75-2,127.01

Finding the Fourth Proportional to 8,366.74, 12,549.75 and 2,127.01

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Solution

The fourth proportional to 8,366.74, 12,549.75 and 2,127.01 is: 3,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.74 : 12,549.75 = 2,127.01 : x
  2. Step 2: Convert to fraction form
    8,366.74/12,549.75 = 2,127.01/x
  3. Step 3: Cross multiply
    8,366.74x = 12,549.75 × 2,127.01
  4. Step 4: Simplify right side
    8,366.74x = 26,693,443.75
  5. Step 5: Solve for x
    x = 26,693,443.75/8,366.74
  6. Step 6: Final answer
    x = 3,190.42

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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.