Home / 8,239.08-12,357.36-2,394.48

Finding the Fourth Proportional to 8,239.08, 12,357.36 and 2,394.48

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Solution

The fourth proportional to 8,239.08, 12,357.36 and 2,394.48 is: 3,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239.08 : 12,357.36 = 2,394.48 : x
  2. Step 2: Convert to fraction form
    8,239.08/12,357.36 = 2,394.48/x
  3. Step 3: Cross multiply
    8,239.08x = 12,357.36 × 2,394.48
  4. Step 4: Simplify right side
    8,239.08x = 29,589,451.37
  5. Step 5: Solve for x
    x = 29,589,451.37/8,239.08
  6. Step 6: Final answer
    x = 3,591.35

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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.