Home / 8,560.36-12,838.46-2,717.08

Finding the Fourth Proportional to 8,560.36, 12,838.46 and 2,717.08

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Solution

The fourth proportional to 8,560.36, 12,838.46 and 2,717.08 is: 4,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.36 : 12,838.46 = 2,717.08 : x
  2. Step 2: Convert to fraction form
    8,560.36/12,838.46 = 2,717.08/x
  3. Step 3: Cross multiply
    8,560.36x = 12,838.46 × 2,717.08
  4. Step 4: Simplify right side
    8,560.36x = 34,883,122.90
  5. Step 5: Solve for x
    x = 34,883,122.90/8,560.36
  6. Step 6: Final answer
    x = 4,074.96

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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.