Home / 7,832.12-10,803.66-6,268.28

Finding the Fourth Proportional to 7,832.12, 10,803.66 and 6,268.28

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Solution

The fourth proportional to 7,832.12, 10,803.66 and 6,268.28 is: 8,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.12 : 10,803.66 = 6,268.28 : x
  2. Step 2: Convert to fraction form
    7,832.12/10,803.66 = 6,268.28/x
  3. Step 3: Cross multiply
    7,832.12x = 10,803.66 × 6,268.28
  4. Step 4: Simplify right side
    7,832.12x = 67,720,365.90
  5. Step 5: Solve for x
    x = 67,720,365.90/7,832.12
  6. Step 6: Final answer
    x = 8,646.49

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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.