Home / 3,133.48-4,699.14-1,081

Finding the Fourth Proportional to 3,133.48, 4,699.14 and 1,081

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Solution

The fourth proportional to 3,133.48, 4,699.14 and 1,081 is: 1,621.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.48 : 4,699.14 = 1,081 : x
  2. Step 2: Convert to fraction form
    3,133.48/4,699.14 = 1,081/x
  3. Step 3: Cross multiply
    3,133.48x = 4,699.14 × 1,081
  4. Step 4: Simplify right side
    3,133.48x = 5,079,770.34
  5. Step 5: Solve for x
    x = 5,079,770.34/3,133.48
  6. Step 6: Final answer
    x = 1,621.13

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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.