Home / 5,917.50-8,877.76-2,219.74

Finding the Fourth Proportional to 5,917.50, 8,877.76 and 2,219.74

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Solution

The fourth proportional to 5,917.50, 8,877.76 and 2,219.74 is: 3,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,917.50 : 8,877.76 = 2,219.74 : x
  2. Step 2: Convert to fraction form
    5,917.50/8,877.76 = 2,219.74/x
  3. Step 3: Cross multiply
    5,917.50x = 8,877.76 × 2,219.74
  4. Step 4: Simplify right side
    5,917.50x = 19,706,318.98
  5. Step 5: Solve for x
    x = 19,706,318.98/5,917.50
  6. Step 6: Final answer
    x = 3,330.18

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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.