Home / 2,694.18-4,035.92-2,075.74

Finding the Fourth Proportional to 2,694.18, 4,035.92 and 2,075.74

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Solution

The fourth proportional to 2,694.18, 4,035.92 and 2,075.74 is: 3,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694.18 : 4,035.92 = 2,075.74 : x
  2. Step 2: Convert to fraction form
    2,694.18/4,035.92 = 2,075.74/x
  3. Step 3: Cross multiply
    2,694.18x = 4,035.92 × 2,075.74
  4. Step 4: Simplify right side
    2,694.18x = 8,377,520.58
  5. Step 5: Solve for x
    x = 8,377,520.58/2,694.18
  6. Step 6: Final answer
    x = 3,109.49

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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.