Home / 3,268.93-4,508.88-2,089.45

Finding the Fourth Proportional to 3,268.93, 4,508.88 and 2,089.45

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Solution

The fourth proportional to 3,268.93, 4,508.88 and 2,089.45 is: 2,882.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.93 : 4,508.88 = 2,089.45 : x
  2. Step 2: Convert to fraction form
    3,268.93/4,508.88 = 2,089.45/x
  3. Step 3: Cross multiply
    3,268.93x = 4,508.88 × 2,089.45
  4. Step 4: Simplify right side
    3,268.93x = 9,421,079.32
  5. Step 5: Solve for x
    x = 9,421,079.32/3,268.93
  6. Step 6: Final answer
    x = 2,882.01

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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.