Home / 3,268.23-4,509.72-2,088.47

Finding the Fourth Proportional to 3,268.23, 4,509.72 and 2,088.47

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Solution

The fourth proportional to 3,268.23, 4,509.72 and 2,088.47 is: 2,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.23 : 4,509.72 = 2,088.47 : x
  2. Step 2: Convert to fraction form
    3,268.23/4,509.72 = 2,088.47/x
  3. Step 3: Cross multiply
    3,268.23x = 4,509.72 × 2,088.47
  4. Step 4: Simplify right side
    3,268.23x = 9,418,392.38
  5. Step 5: Solve for x
    x = 9,418,392.38/3,268.23
  6. Step 6: Final answer
    x = 2,881.80

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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.