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Finding the Fourth Proportional to 8,767.84, 12,099.60 and 5,041.84

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Solution

The fourth proportional to 8,767.84, 12,099.60 and 5,041.84 is: 6,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.84 : 12,099.60 = 5,041.84 : x
  2. Step 2: Convert to fraction form
    8,767.84/12,099.60 = 5,041.84/x
  3. Step 3: Cross multiply
    8,767.84x = 12,099.60 × 5,041.84
  4. Step 4: Simplify right side
    8,767.84x = 61,004,247.26
  5. Step 5: Solve for x
    x = 61,004,247.26/8,767.84
  6. Step 6: Final answer
    x = 6,957.73

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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.