Home / 10,021.02-15,035.18-4,757.64

Finding the Fourth Proportional to 10,021.02, 15,035.18 and 4,757.64

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Solution

The fourth proportional to 10,021.02, 15,035.18 and 4,757.64 is: 7,138.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.02 : 15,035.18 = 4,757.64 : x
  2. Step 2: Convert to fraction form
    10,021.02/15,035.18 = 4,757.64/x
  3. Step 3: Cross multiply
    10,021.02x = 15,035.18 × 4,757.64
  4. Step 4: Simplify right side
    10,021.02x = 71,531,949.99
  5. Step 5: Solve for x
    x = 71,531,949.99/10,021.02
  6. Step 6: Final answer
    x = 7,138.19

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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.