Home / 8,254.38-12,333.93-6,239.82

Finding the Fourth Proportional to 8,254.38, 12,333.93 and 6,239.82

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Solution

The fourth proportional to 8,254.38, 12,333.93 and 6,239.82 is: 9,323.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.38 : 12,333.93 = 6,239.82 : x
  2. Step 2: Convert to fraction form
    8,254.38/12,333.93 = 6,239.82/x
  3. Step 3: Cross multiply
    8,254.38x = 12,333.93 × 6,239.82
  4. Step 4: Simplify right side
    8,254.38x = 76,961,503.09
  5. Step 5: Solve for x
    x = 76,961,503.09/8,254.38
  6. Step 6: Final answer
    x = 9,323.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.