Home / 3,089.52-4,261.41-2,620.53

Finding the Fourth Proportional to 3,089.52, 4,261.41 and 2,620.53

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Solution

The fourth proportional to 3,089.52, 4,261.41 and 2,620.53 is: 3,614.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.52 : 4,261.41 = 2,620.53 : x
  2. Step 2: Convert to fraction form
    3,089.52/4,261.41 = 2,620.53/x
  3. Step 3: Cross multiply
    3,089.52x = 4,261.41 × 2,620.53
  4. Step 4: Simplify right side
    3,089.52x = 11,167,152.75
  5. Step 5: Solve for x
    x = 11,167,152.75/3,089.52
  6. Step 6: Final answer
    x = 3,614.53

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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.