Home / 8,243.32-12,365.40-2,400.38

Finding the Fourth Proportional to 8,243.32, 12,365.40 and 2,400.38

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Solution

The fourth proportional to 8,243.32, 12,365.40 and 2,400.38 is: 3,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.32 : 12,365.40 = 2,400.38 : x
  2. Step 2: Convert to fraction form
    8,243.32/12,365.40 = 2,400.38/x
  3. Step 3: Cross multiply
    8,243.32x = 12,365.40 × 2,400.38
  4. Step 4: Simplify right side
    8,243.32x = 29,681,658.85
  5. Step 5: Solve for x
    x = 29,681,658.85/8,243.32
  6. Step 6: Final answer
    x = 3,600.69

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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.