Home / 5,242.08-7,233.91-2,851.99

Finding the Fourth Proportional to 5,242.08, 7,233.91 and 2,851.99

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Solution

The fourth proportional to 5,242.08, 7,233.91 and 2,851.99 is: 3,935.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.08 : 7,233.91 = 2,851.99 : x
  2. Step 2: Convert to fraction form
    5,242.08/7,233.91 = 2,851.99/x
  3. Step 3: Cross multiply
    5,242.08x = 7,233.91 × 2,851.99
  4. Step 4: Simplify right side
    5,242.08x = 20,631,038.98
  5. Step 5: Solve for x
    x = 20,631,038.98/5,242.08
  6. Step 6: Final answer
    x = 3,935.66

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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.