Home / 1,882.61-2,821.90-1,004.57

Finding the Fourth Proportional to 1,882.61, 2,821.90 and 1,004.57

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Solution

The fourth proportional to 1,882.61, 2,821.90 and 1,004.57 is: 1,505.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.61 : 2,821.90 = 1,004.57 : x
  2. Step 2: Convert to fraction form
    1,882.61/2,821.90 = 1,004.57/x
  3. Step 3: Cross multiply
    1,882.61x = 2,821.90 × 1,004.57
  4. Step 4: Simplify right side
    1,882.61x = 2,834,776.95
  5. Step 5: Solve for x
    x = 2,834,776.95/1,882.61
  6. Step 6: Final answer
    x = 1,505.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.