Home / 2,082.43-2,869.80-1,491.94

Finding the Fourth Proportional to 2,082.43, 2,869.80 and 1,491.94

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Solution

The fourth proportional to 2,082.43, 2,869.80 and 1,491.94 is: 2,056.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.43 : 2,869.80 = 1,491.94 : x
  2. Step 2: Convert to fraction form
    2,082.43/2,869.80 = 1,491.94/x
  3. Step 3: Cross multiply
    2,082.43x = 2,869.80 × 1,491.94
  4. Step 4: Simplify right side
    2,082.43x = 4,281,569.41
  5. Step 5: Solve for x
    x = 4,281,569.41/2,082.43
  6. Step 6: Final answer
    x = 2,056.04

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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.