Home / 7,901.27-11,851.91-2,354.48

Finding the Fourth Proportional to 7,901.27, 11,851.91 and 2,354.48

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Solution

The fourth proportional to 7,901.27, 11,851.91 and 2,354.48 is: 3,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.27 : 11,851.91 = 2,354.48 : x
  2. Step 2: Convert to fraction form
    7,901.27/11,851.91 = 2,354.48/x
  3. Step 3: Cross multiply
    7,901.27x = 11,851.91 × 2,354.48
  4. Step 4: Simplify right side
    7,901.27x = 27,905,014.02
  5. Step 5: Solve for x
    x = 27,905,014.02/7,901.27
  6. Step 6: Final answer
    x = 3,531.71

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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.