Home / 9,873.39-13,625.31-5,894.42

Finding the Fourth Proportional to 9,873.39, 13,625.31 and 5,894.42

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Solution

The fourth proportional to 9,873.39, 13,625.31 and 5,894.42 is: 8,134.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,873.39 : 13,625.31 = 5,894.42 : x
  2. Step 2: Convert to fraction form
    9,873.39/13,625.31 = 5,894.42/x
  3. Step 3: Cross multiply
    9,873.39x = 13,625.31 × 5,894.42
  4. Step 4: Simplify right side
    9,873.39x = 80,313,231.64
  5. Step 5: Solve for x
    x = 80,313,231.64/9,873.39
  6. Step 6: Final answer
    x = 8,134.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.