Home / 8,659.24-12,981.57-3,462.28

Finding the Fourth Proportional to 8,659.24, 12,981.57 and 3,462.28

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Solution

The fourth proportional to 8,659.24, 12,981.57 and 3,462.28 is: 5,190.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659.24 : 12,981.57 = 3,462.28 : x
  2. Step 2: Convert to fraction form
    8,659.24/12,981.57 = 3,462.28/x
  3. Step 3: Cross multiply
    8,659.24x = 12,981.57 × 3,462.28
  4. Step 4: Simplify right side
    8,659.24x = 44,945,830.18
  5. Step 5: Solve for x
    x = 44,945,830.18/8,659.24
  6. Step 6: Final answer
    x = 5,190.51

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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.