Home / 3,079.07-4,619.01-1,132.64

Finding the Fourth Proportional to 3,079.07, 4,619.01 and 1,132.64

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Solution

The fourth proportional to 3,079.07, 4,619.01 and 1,132.64 is: 1,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.07 : 4,619.01 = 1,132.64 : x
  2. Step 2: Convert to fraction form
    3,079.07/4,619.01 = 1,132.64/x
  3. Step 3: Cross multiply
    3,079.07x = 4,619.01 × 1,132.64
  4. Step 4: Simplify right side
    3,079.07x = 5,231,675.49
  5. Step 5: Solve for x
    x = 5,231,675.49/3,079.07
  6. Step 6: Final answer
    x = 1,699.11

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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.