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Finding the Fourth Proportional to 2,709.54, 4,059.18 and 2,340.18

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Solution

The fourth proportional to 2,709.54, 4,059.18 and 2,340.18 is: 3,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709.54 : 4,059.18 = 2,340.18 : x
  2. Step 2: Convert to fraction form
    2,709.54/4,059.18 = 2,340.18/x
  3. Step 3: Cross multiply
    2,709.54x = 4,059.18 × 2,340.18
  4. Step 4: Simplify right side
    2,709.54x = 9,499,211.85
  5. Step 5: Solve for x
    x = 9,499,211.85/2,709.54
  6. Step 6: Final answer
    x = 3,505.84

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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.