Home / 2,409.30-3,609.69-1,677.46

Finding the Fourth Proportional to 2,409.30, 3,609.69 and 1,677.46

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Solution

The fourth proportional to 2,409.30, 3,609.69 and 1,677.46 is: 2,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.30 : 3,609.69 = 1,677.46 : x
  2. Step 2: Convert to fraction form
    2,409.30/3,609.69 = 1,677.46/x
  3. Step 3: Cross multiply
    2,409.30x = 3,609.69 × 1,677.46
  4. Step 4: Simplify right side
    2,409.30x = 6,055,110.59
  5. Step 5: Solve for x
    x = 6,055,110.59/2,409.30
  6. Step 6: Final answer
    x = 2,513.22

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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.