Home / 5,176.06-7,761.09-3,534.59

Finding the Fourth Proportional to 5,176.06, 7,761.09 and 3,534.59

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Solution

The fourth proportional to 5,176.06, 7,761.09 and 3,534.59 is: 5,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.06 : 7,761.09 = 3,534.59 : x
  2. Step 2: Convert to fraction form
    5,176.06/7,761.09 = 3,534.59/x
  3. Step 3: Cross multiply
    5,176.06x = 7,761.09 × 3,534.59
  4. Step 4: Simplify right side
    5,176.06x = 27,432,271.10
  5. Step 5: Solve for x
    x = 27,432,271.10/5,176.06
  6. Step 6: Final answer
    x = 5,299.84

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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.