Home / 2,184.60-3,281.07-1,872.93

Finding the Fourth Proportional to 2,184.60, 3,281.07 and 1,872.93

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Solution

The fourth proportional to 2,184.60, 3,281.07 and 1,872.93 is: 2,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.60 : 3,281.07 = 1,872.93 : x
  2. Step 2: Convert to fraction form
    2,184.60/3,281.07 = 1,872.93/x
  3. Step 3: Cross multiply
    2,184.60x = 3,281.07 × 1,872.93
  4. Step 4: Simplify right side
    2,184.60x = 6,145,214.44
  5. Step 5: Solve for x
    x = 6,145,214.44/2,184.60
  6. Step 6: Final answer
    x = 2,812.97

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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.