Home / 8,434.08-12,650.76-2,194.16

Finding the Fourth Proportional to 8,434.08, 12,650.76 and 2,194.16

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Solution

The fourth proportional to 8,434.08, 12,650.76 and 2,194.16 is: 3,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.08 : 12,650.76 = 2,194.16 : x
  2. Step 2: Convert to fraction form
    8,434.08/12,650.76 = 2,194.16/x
  3. Step 3: Cross multiply
    8,434.08x = 12,650.76 × 2,194.16
  4. Step 4: Simplify right side
    8,434.08x = 27,757,728.31
  5. Step 5: Solve for x
    x = 27,757,728.31/8,434.08
  6. Step 6: Final answer
    x = 3,291.14

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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.