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Finding the Fourth Proportional to 8,874.86, 12,247.23 and 4,896.01

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Solution

The fourth proportional to 8,874.86, 12,247.23 and 4,896.01 is: 6,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874.86 : 12,247.23 = 4,896.01 : x
  2. Step 2: Convert to fraction form
    8,874.86/12,247.23 = 4,896.01/x
  3. Step 3: Cross multiply
    8,874.86x = 12,247.23 × 4,896.01
  4. Step 4: Simplify right side
    8,874.86x = 59,962,529.93
  5. Step 5: Solve for x
    x = 59,962,529.93/8,874.86
  6. Step 6: Final answer
    x = 6,756.45

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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.