Home / 7,894.36-11,841.52-2,700.28

Finding the Fourth Proportional to 7,894.36, 11,841.52 and 2,700.28

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Solution

The fourth proportional to 7,894.36, 11,841.52 and 2,700.28 is: 4,050.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,894.36 : 11,841.52 = 2,700.28 : x
  2. Step 2: Convert to fraction form
    7,894.36/11,841.52 = 2,700.28/x
  3. Step 3: Cross multiply
    7,894.36x = 11,841.52 × 2,700.28
  4. Step 4: Simplify right side
    7,894.36x = 31,975,419.63
  5. Step 5: Solve for x
    x = 31,975,419.63/7,894.36
  6. Step 6: Final answer
    x = 4,050.41

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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.