Home / 1,869.04-2,580.15-1,082.94

Finding the Fourth Proportional to 1,869.04, 2,580.15 and 1,082.94

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Solution

The fourth proportional to 1,869.04, 2,580.15 and 1,082.94 is: 1,494.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869.04 : 2,580.15 = 1,082.94 : x
  2. Step 2: Convert to fraction form
    1,869.04/2,580.15 = 1,082.94/x
  3. Step 3: Cross multiply
    1,869.04x = 2,580.15 × 1,082.94
  4. Step 4: Simplify right side
    1,869.04x = 2,794,147.64
  5. Step 5: Solve for x
    x = 2,794,147.64/1,869.04
  6. Step 6: Final answer
    x = 1,494.96

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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.