Home / 2,966.11-4,093.53-1,707.21

Finding the Fourth Proportional to 2,966.11, 4,093.53 and 1,707.21

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Solution

The fourth proportional to 2,966.11, 4,093.53 and 1,707.21 is: 2,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.11 : 4,093.53 = 1,707.21 : x
  2. Step 2: Convert to fraction form
    2,966.11/4,093.53 = 1,707.21/x
  3. Step 3: Cross multiply
    2,966.11x = 4,093.53 × 1,707.21
  4. Step 4: Simplify right side
    2,966.11x = 6,988,505.12
  5. Step 5: Solve for x
    x = 6,988,505.12/2,966.11
  6. Step 6: Final answer
    x = 2,356.12

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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.