Home / 8,601.27-12,901.78-3,051.55

Finding the Fourth Proportional to 8,601.27, 12,901.78 and 3,051.55

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Solution

The fourth proportional to 8,601.27, 12,901.78 and 3,051.55 is: 4,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.27 : 12,901.78 = 3,051.55 : x
  2. Step 2: Convert to fraction form
    8,601.27/12,901.78 = 3,051.55/x
  3. Step 3: Cross multiply
    8,601.27x = 12,901.78 × 3,051.55
  4. Step 4: Simplify right side
    8,601.27x = 39,370,426.76
  5. Step 5: Solve for x
    x = 39,370,426.76/8,601.27
  6. Step 6: Final answer
    x = 4,577.28

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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.