Home / 6,327.25-8,728.21-4,832.49

Finding the Fourth Proportional to 6,327.25, 8,728.21 and 4,832.49

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Solution

The fourth proportional to 6,327.25, 8,728.21 and 4,832.49 is: 6,666.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327.25 : 8,728.21 = 4,832.49 : x
  2. Step 2: Convert to fraction form
    6,327.25/8,728.21 = 4,832.49/x
  3. Step 3: Cross multiply
    6,327.25x = 8,728.21 × 4,832.49
  4. Step 4: Simplify right side
    6,327.25x = 42,178,999.13
  5. Step 5: Solve for x
    x = 42,178,999.13/6,327.25
  6. Step 6: Final answer
    x = 6,666.25

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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.