Home / 10,057.02-15,083.19-3,817.68

Finding the Fourth Proportional to 10,057.02, 15,083.19 and 3,817.68

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Solution

The fourth proportional to 10,057.02, 15,083.19 and 3,817.68 is: 5,725.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057.02 : 15,083.19 = 3,817.68 : x
  2. Step 2: Convert to fraction form
    10,057.02/15,083.19 = 3,817.68/x
  3. Step 3: Cross multiply
    10,057.02x = 15,083.19 × 3,817.68
  4. Step 4: Simplify right side
    10,057.02x = 57,582,792.80
  5. Step 5: Solve for x
    x = 57,582,792.80/10,057.02
  6. Step 6: Final answer
    x = 5,725.63

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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.