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Finding the Fourth Proportional to 6,216.08, 8,571.08 and 4,641.52

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Solution

The fourth proportional to 6,216.08, 8,571.08 and 4,641.52 is: 6,399.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216.08 : 8,571.08 = 4,641.52 : x
  2. Step 2: Convert to fraction form
    6,216.08/8,571.08 = 4,641.52/x
  3. Step 3: Cross multiply
    6,216.08x = 8,571.08 × 4,641.52
  4. Step 4: Simplify right side
    6,216.08x = 39,782,839.24
  5. Step 5: Solve for x
    x = 39,782,839.24/6,216.08
  6. Step 6: Final answer
    x = 6,399.99

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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.