Home / 6,384.12-9,571.00-2,871.55

Finding the Fourth Proportional to 6,384.12, 9,571.00 and 2,871.55

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Solution

The fourth proportional to 6,384.12, 9,571.00 and 2,871.55 is: 4,305.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384.12 : 9,571.00 = 2,871.55 : x
  2. Step 2: Convert to fraction form
    6,384.12/9,571.00 = 2,871.55/x
  3. Step 3: Cross multiply
    6,384.12x = 9,571.00 × 2,871.55
  4. Step 4: Simplify right side
    6,384.12x = 27,483,590.69
  5. Step 5: Solve for x
    x = 27,483,590.69/6,384.12
  6. Step 6: Final answer
    x = 4,305.00

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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.