Home / 5,156.13-7,115.43-3,033

Finding the Fourth Proportional to 5,156.13, 7,115.43 and 3,033

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Solution

The fourth proportional to 5,156.13, 7,115.43 and 3,033 is: 4,185.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156.13 : 7,115.43 = 3,033 : x
  2. Step 2: Convert to fraction form
    5,156.13/7,115.43 = 3,033/x
  3. Step 3: Cross multiply
    5,156.13x = 7,115.43 × 3,033
  4. Step 4: Simplify right side
    5,156.13x = 21,581,099.19
  5. Step 5: Solve for x
    x = 21,581,099.19/5,156.13
  6. Step 6: Final answer
    x = 4,185.52

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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.