Home / 7,431.86-11,132.67-5,963.06

Finding the Fourth Proportional to 7,431.86, 11,132.67 and 5,963.06

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Solution

The fourth proportional to 7,431.86, 11,132.67 and 5,963.06 is: 8,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.86 : 11,132.67 = 5,963.06 : x
  2. Step 2: Convert to fraction form
    7,431.86/11,132.67 = 5,963.06/x
  3. Step 3: Cross multiply
    7,431.86x = 11,132.67 × 5,963.06
  4. Step 4: Simplify right side
    7,431.86x = 66,384,779.17
  5. Step 5: Solve for x
    x = 66,384,779.17/7,431.86
  6. Step 6: Final answer
    x = 8,932.46

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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.