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Finding the Fourth Proportional to 8,477.55, 12,713.94 and 2,552.84

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Solution

The fourth proportional to 8,477.55, 12,713.94 and 2,552.84 is: 3,828.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477.55 : 12,713.94 = 2,552.84 : x
  2. Step 2: Convert to fraction form
    8,477.55/12,713.94 = 2,552.84/x
  3. Step 3: Cross multiply
    8,477.55x = 12,713.94 × 2,552.84
  4. Step 4: Simplify right side
    8,477.55x = 32,456,638.70
  5. Step 5: Solve for x
    x = 32,456,638.70/8,477.55
  6. Step 6: Final answer
    x = 3,828.54

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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.