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Finding the Fourth Proportional to 5,241.94, 7,233.90 and 2,851.91

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Solution

The fourth proportional to 5,241.94, 7,233.90 and 2,851.91 is: 3,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.94 : 7,233.90 = 2,851.91 : x
  2. Step 2: Convert to fraction form
    5,241.94/7,233.90 = 2,851.91/x
  3. Step 3: Cross multiply
    5,241.94x = 7,233.90 × 2,851.91
  4. Step 4: Simplify right side
    5,241.94x = 20,630,417.49
  5. Step 5: Solve for x
    x = 20,630,417.49/5,241.94
  6. Step 6: Final answer
    x = 3,935.65

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1.5x scale

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.