Home / 8,229.29-11,356.13-4,693.64

Finding the Fourth Proportional to 8,229.29, 11,356.13 and 4,693.64

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Solution

The fourth proportional to 8,229.29, 11,356.13 and 4,693.64 is: 6,477.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.29 : 11,356.13 = 4,693.64 : x
  2. Step 2: Convert to fraction form
    8,229.29/11,356.13 = 4,693.64/x
  3. Step 3: Cross multiply
    8,229.29x = 11,356.13 × 4,693.64
  4. Step 4: Simplify right side
    8,229.29x = 53,301,505.76
  5. Step 5: Solve for x
    x = 53,301,505.76/8,229.29
  6. Step 6: Final answer
    x = 6,477.05

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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.