Home / 5,330.61-7,354.26-3,091.23

Finding the Fourth Proportional to 5,330.61, 7,354.26 and 3,091.23

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Solution

The fourth proportional to 5,330.61, 7,354.26 and 3,091.23 is: 4,264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.61 : 7,354.26 = 3,091.23 : x
  2. Step 2: Convert to fraction form
    5,330.61/7,354.26 = 3,091.23/x
  3. Step 3: Cross multiply
    5,330.61x = 7,354.26 × 3,091.23
  4. Step 4: Simplify right side
    5,330.61x = 22,733,709.14
  5. Step 5: Solve for x
    x = 22,733,709.14/5,330.61
  6. Step 6: Final answer
    x = 4,264.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.