Home / 8,399.67-12,595.86-2,554.92

Finding the Fourth Proportional to 8,399.67, 12,595.86 and 2,554.92

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Solution

The fourth proportional to 8,399.67, 12,595.86 and 2,554.92 is: 3,831.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399.67 : 12,595.86 = 2,554.92 : x
  2. Step 2: Convert to fraction form
    8,399.67/12,595.86 = 2,554.92/x
  3. Step 3: Cross multiply
    8,399.67x = 12,595.86 × 2,554.92
  4. Step 4: Simplify right side
    8,399.67x = 32,181,414.63
  5. Step 5: Solve for x
    x = 32,181,414.63/8,399.67
  6. Step 6: Final answer
    x = 3,831.27

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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.