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Finding the Fourth Proportional to 6,167.84, 9,251.85 and 2,880.50

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Solution

The fourth proportional to 6,167.84, 9,251.85 and 2,880.50 is: 4,320.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.84 : 9,251.85 = 2,880.50 : x
  2. Step 2: Convert to fraction form
    6,167.84/9,251.85 = 2,880.50/x
  3. Step 3: Cross multiply
    6,167.84x = 9,251.85 × 2,880.50
  4. Step 4: Simplify right side
    6,167.84x = 26,649,953.93
  5. Step 5: Solve for x
    x = 26,649,953.93/6,167.84
  6. Step 6: Final answer
    x = 4,320.79

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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.