Home / 2,627.99-3,626.29-1,449.13

Finding the Fourth Proportional to 2,627.99, 3,626.29 and 1,449.13

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Solution

The fourth proportional to 2,627.99, 3,626.29 and 1,449.13 is: 1,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.99 : 3,626.29 = 1,449.13 : x
  2. Step 2: Convert to fraction form
    2,627.99/3,626.29 = 1,449.13/x
  3. Step 3: Cross multiply
    2,627.99x = 3,626.29 × 1,449.13
  4. Step 4: Simplify right side
    2,627.99x = 5,254,965.63
  5. Step 5: Solve for x
    x = 5,254,965.63/2,627.99
  6. Step 6: Final answer
    x = 1,999.61

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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.