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Finding the Fourth Proportional to 1,805.59, 2,709.18 and 1,734.85

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Solution

The fourth proportional to 1,805.59, 2,709.18 and 1,734.85 is: 2,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.59 : 2,709.18 = 1,734.85 : x
  2. Step 2: Convert to fraction form
    1,805.59/2,709.18 = 1,734.85/x
  3. Step 3: Cross multiply
    1,805.59x = 2,709.18 × 1,734.85
  4. Step 4: Simplify right side
    1,805.59x = 4,700,024.31
  5. Step 5: Solve for x
    x = 4,700,024.31/1,805.59
  6. Step 6: Final answer
    x = 2,603.04

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1.5x scale

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.