Home / 3,088.33-4,261.51-1,968.81

Finding the Fourth Proportional to 3,088.33, 4,261.51 and 1,968.81

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Solution

The fourth proportional to 3,088.33, 4,261.51 and 1,968.81 is: 2,716.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.33 : 4,261.51 = 1,968.81 : x
  2. Step 2: Convert to fraction form
    3,088.33/4,261.51 = 1,968.81/x
  3. Step 3: Cross multiply
    3,088.33x = 4,261.51 × 1,968.81
  4. Step 4: Simplify right side
    3,088.33x = 8,390,089.98
  5. Step 5: Solve for x
    x = 8,390,089.98/3,088.33
  6. Step 6: Final answer
    x = 2,716.71

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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.