Home / 10,268.92-15,403.47-3,343.42

Finding the Fourth Proportional to 10,268.92, 15,403.47 and 3,343.42

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Solution

The fourth proportional to 10,268.92, 15,403.47 and 3,343.42 is: 5,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.92 : 15,403.47 = 3,343.42 : x
  2. Step 2: Convert to fraction form
    10,268.92/15,403.47 = 3,343.42/x
  3. Step 3: Cross multiply
    10,268.92x = 15,403.47 × 3,343.42
  4. Step 4: Simplify right side
    10,268.92x = 51,500,269.67
  5. Step 5: Solve for x
    x = 51,500,269.67/10,268.92
  6. Step 6: Final answer
    x = 5,015.16

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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.