Home / 8,393.40-12,589.56-2,550.06

Finding the Fourth Proportional to 8,393.40, 12,589.56 and 2,550.06

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Solution

The fourth proportional to 8,393.40, 12,589.56 and 2,550.06 is: 3,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393.40 : 12,589.56 = 2,550.06 : x
  2. Step 2: Convert to fraction form
    8,393.40/12,589.56 = 2,550.06/x
  3. Step 3: Cross multiply
    8,393.40x = 12,589.56 × 2,550.06
  4. Step 4: Simplify right side
    8,393.40x = 32,104,133.37
  5. Step 5: Solve for x
    x = 32,104,133.37/8,393.40
  6. Step 6: Final answer
    x = 3,824.93

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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.