Home / 2,635.50-3,636.99-1,456.65

Finding the Fourth Proportional to 2,635.50, 3,636.99 and 1,456.65

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Solution

The fourth proportional to 2,635.50, 3,636.99 and 1,456.65 is: 2,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.50 : 3,636.99 = 1,456.65 : x
  2. Step 2: Convert to fraction form
    2,635.50/3,636.99 = 1,456.65/x
  3. Step 3: Cross multiply
    2,635.50x = 3,636.99 × 1,456.65
  4. Step 4: Simplify right side
    2,635.50x = 5,297,821.48
  5. Step 5: Solve for x
    x = 5,297,821.48/2,635.50
  6. Step 6: Final answer
    x = 2,010.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.