Home / 4,045.36-6,068.34-1,272.02

Finding the Fourth Proportional to 4,045.36, 6,068.34 and 1,272.02

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Solution

The fourth proportional to 4,045.36, 6,068.34 and 1,272.02 is: 1,908.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.36 : 6,068.34 = 1,272.02 : x
  2. Step 2: Convert to fraction form
    4,045.36/6,068.34 = 1,272.02/x
  3. Step 3: Cross multiply
    4,045.36x = 6,068.34 × 1,272.02
  4. Step 4: Simplify right side
    4,045.36x = 7,719,049.85
  5. Step 5: Solve for x
    x = 7,719,049.85/4,045.36
  6. Step 6: Final answer
    x = 1,908.12

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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.