Home / 5,114.62-7,670.04-4,021.12

Finding the Fourth Proportional to 5,114.62, 7,670.04 and 4,021.12

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Solution

The fourth proportional to 5,114.62, 7,670.04 and 4,021.12 is: 6,030.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.62 : 7,670.04 = 4,021.12 : x
  2. Step 2: Convert to fraction form
    5,114.62/7,670.04 = 4,021.12/x
  3. Step 3: Cross multiply
    5,114.62x = 7,670.04 × 4,021.12
  4. Step 4: Simplify right side
    5,114.62x = 30,842,151.24
  5. Step 5: Solve for x
    x = 30,842,151.24/5,114.62
  6. Step 6: Final answer
    x = 6,030.19

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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.