Home / 12,268.18-18,399.84-5,697.46

Finding the Fourth Proportional to 12,268.18, 18,399.84 and 5,697.46

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Solution

The fourth proportional to 12,268.18, 18,399.84 and 5,697.46 is: 8,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.18 : 18,399.84 = 5,697.46 : x
  2. Step 2: Convert to fraction form
    12,268.18/18,399.84 = 5,697.46/x
  3. Step 3: Cross multiply
    12,268.18x = 18,399.84 × 5,697.46
  4. Step 4: Simplify right side
    12,268.18x = 104,832,352.41
  5. Step 5: Solve for x
    x = 104,832,352.41/12,268.18
  6. Step 6: Final answer
    x = 8,545.06

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1.5x scale

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.