Home / 2,759.01-4,143.77-2,646.74

Finding the Fourth Proportional to 2,759.01, 4,143.77 and 2,646.74

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Solution

The fourth proportional to 2,759.01, 4,143.77 and 2,646.74 is: 3,975.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759.01 : 4,143.77 = 2,646.74 : x
  2. Step 2: Convert to fraction form
    2,759.01/4,143.77 = 2,646.74/x
  3. Step 3: Cross multiply
    2,759.01x = 4,143.77 × 2,646.74
  4. Step 4: Simplify right side
    2,759.01x = 10,967,447.86
  5. Step 5: Solve for x
    x = 10,967,447.86/2,759.01
  6. Step 6: Final answer
    x = 3,975.14

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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.