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Finding the Fourth Proportional to 1,834.03, 2,750.50 and 1,053.90

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Solution

The fourth proportional to 1,834.03, 2,750.50 and 1,053.90 is: 1,580.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.03 : 2,750.50 = 1,053.90 : x
  2. Step 2: Convert to fraction form
    1,834.03/2,750.50 = 1,053.90/x
  3. Step 3: Cross multiply
    1,834.03x = 2,750.50 × 1,053.90
  4. Step 4: Simplify right side
    1,834.03x = 2,898,751.95
  5. Step 5: Solve for x
    x = 2,898,751.95/1,834.03
  6. Step 6: Final answer
    x = 1,580.54

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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.