Home / 2,403.24-3,316.52-1,409.24

Finding the Fourth Proportional to 2,403.24, 3,316.52 and 1,409.24

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Solution

The fourth proportional to 2,403.24, 3,316.52 and 1,409.24 is: 1,944.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.24 : 3,316.52 = 1,409.24 : x
  2. Step 2: Convert to fraction form
    2,403.24/3,316.52 = 1,409.24/x
  3. Step 3: Cross multiply
    2,403.24x = 3,316.52 × 1,409.24
  4. Step 4: Simplify right side
    2,403.24x = 4,673,772.64
  5. Step 5: Solve for x
    x = 4,673,772.64/2,403.24
  6. Step 6: Final answer
    x = 1,944.78

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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.