Home / 8,313.32-12,460.06-3,864.98

Finding the Fourth Proportional to 8,313.32, 12,460.06 and 3,864.98

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Solution

The fourth proportional to 8,313.32, 12,460.06 and 3,864.98 is: 5,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.32 : 12,460.06 = 3,864.98 : x
  2. Step 2: Convert to fraction form
    8,313.32/12,460.06 = 3,864.98/x
  3. Step 3: Cross multiply
    8,313.32x = 12,460.06 × 3,864.98
  4. Step 4: Simplify right side
    8,313.32x = 48,157,882.70
  5. Step 5: Solve for x
    x = 48,157,882.70/8,313.32
  6. Step 6: Final answer
    x = 5,792.86

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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.