Home / 3,869.96-5,341.01-2,298.06

Finding the Fourth Proportional to 3,869.96, 5,341.01 and 2,298.06

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Solution

The fourth proportional to 3,869.96, 5,341.01 and 2,298.06 is: 3,171.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869.96 : 5,341.01 = 2,298.06 : x
  2. Step 2: Convert to fraction form
    3,869.96/5,341.01 = 2,298.06/x
  3. Step 3: Cross multiply
    3,869.96x = 5,341.01 × 2,298.06
  4. Step 4: Simplify right side
    3,869.96x = 12,273,947.29
  5. Step 5: Solve for x
    x = 12,273,947.29/3,869.96
  6. Step 6: Final answer
    x = 3,171.59

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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.