Home / 8,853.40-13,275.62-3,924.56

Finding the Fourth Proportional to 8,853.40, 13,275.62 and 3,924.56

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Solution

The fourth proportional to 8,853.40, 13,275.62 and 3,924.56 is: 5,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.40 : 13,275.62 = 3,924.56 : x
  2. Step 2: Convert to fraction form
    8,853.40/13,275.62 = 3,924.56/x
  3. Step 3: Cross multiply
    8,853.40x = 13,275.62 × 3,924.56
  4. Step 4: Simplify right side
    8,853.40x = 52,100,967.23
  5. Step 5: Solve for x
    x = 52,100,967.23/8,853.40
  6. Step 6: Final answer
    x = 5,884.85

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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.