Home / 2,331.05-3,217.93-1,585.04

Finding the Fourth Proportional to 2,331.05, 3,217.93 and 1,585.04

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Solution

The fourth proportional to 2,331.05, 3,217.93 and 1,585.04 is: 2,188.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.05 : 3,217.93 = 1,585.04 : x
  2. Step 2: Convert to fraction form
    2,331.05/3,217.93 = 1,585.04/x
  3. Step 3: Cross multiply
    2,331.05x = 3,217.93 × 1,585.04
  4. Step 4: Simplify right side
    2,331.05x = 5,100,527.71
  5. Step 5: Solve for x
    x = 5,100,527.71/2,331.05
  6. Step 6: Final answer
    x = 2,188.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.