Home / 3,081.88-4,617.96-1,693.14

Finding the Fourth Proportional to 3,081.88, 4,617.96 and 1,693.14

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Solution

The fourth proportional to 3,081.88, 4,617.96 and 1,693.14 is: 2,537.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.88 : 4,617.96 = 1,693.14 : x
  2. Step 2: Convert to fraction form
    3,081.88/4,617.96 = 1,693.14/x
  3. Step 3: Cross multiply
    3,081.88x = 4,617.96 × 1,693.14
  4. Step 4: Simplify right side
    3,081.88x = 7,818,852.79
  5. Step 5: Solve for x
    x = 7,818,852.79/3,081.88
  6. Step 6: Final answer
    x = 2,537.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.