Home / 5,875.50-8,812.82-2,176.02

Finding the Fourth Proportional to 5,875.50, 8,812.82 and 2,176.02

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Solution

The fourth proportional to 5,875.50, 8,812.82 and 2,176.02 is: 3,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.50 : 8,812.82 = 2,176.02 : x
  2. Step 2: Convert to fraction form
    5,875.50/8,812.82 = 2,176.02/x
  3. Step 3: Cross multiply
    5,875.50x = 8,812.82 × 2,176.02
  4. Step 4: Simplify right side
    5,875.50x = 19,176,872.58
  5. Step 5: Solve for x
    x = 19,176,872.58/5,875.50
  6. Step 6: Final answer
    x = 3,263.87

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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.