Home / 4,079.14-6,115.72-1,304.22

Finding the Fourth Proportional to 4,079.14, 6,115.72 and 1,304.22

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Solution

The fourth proportional to 4,079.14, 6,115.72 and 1,304.22 is: 1,955.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.14 : 6,115.72 = 1,304.22 : x
  2. Step 2: Convert to fraction form
    4,079.14/6,115.72 = 1,304.22/x
  3. Step 3: Cross multiply
    4,079.14x = 6,115.72 × 1,304.22
  4. Step 4: Simplify right side
    4,079.14x = 7,976,244.34
  5. Step 5: Solve for x
    x = 7,976,244.34/4,079.14
  6. Step 6: Final answer
    x = 1,955.37

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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.