Home / 3,363.30-4,640.81-1,871.19

Finding the Fourth Proportional to 3,363.30, 4,640.81 and 1,871.19

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Solution

The fourth proportional to 3,363.30, 4,640.81 and 1,871.19 is: 2,581.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.30 : 4,640.81 = 1,871.19 : x
  2. Step 2: Convert to fraction form
    3,363.30/4,640.81 = 1,871.19/x
  3. Step 3: Cross multiply
    3,363.30x = 4,640.81 × 1,871.19
  4. Step 4: Simplify right side
    3,363.30x = 8,683,827.91
  5. Step 5: Solve for x
    x = 8,683,827.91/3,363.30
  6. Step 6: Final answer
    x = 2,581.94

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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.