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Finding the Fourth Proportional to 5,334.81, 8,003.03 and 1,871.25

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Solution

The fourth proportional to 5,334.81, 8,003.03 and 1,871.25 is: 2,807.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.81 : 8,003.03 = 1,871.25 : x
  2. Step 2: Convert to fraction form
    5,334.81/8,003.03 = 1,871.25/x
  3. Step 3: Cross multiply
    5,334.81x = 8,003.03 × 1,871.25
  4. Step 4: Simplify right side
    5,334.81x = 14,975,660.53
  5. Step 5: Solve for x
    x = 14,975,660.53/5,334.81
  6. Step 6: Final answer
    x = 2,807.16

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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.