Home / 4,177.68-5,765.09-2,409.18

Finding the Fourth Proportional to 4,177.68, 5,765.09 and 2,409.18

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Solution

The fourth proportional to 4,177.68, 5,765.09 and 2,409.18 is: 3,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.68 : 5,765.09 = 2,409.18 : x
  2. Step 2: Convert to fraction form
    4,177.68/5,765.09 = 2,409.18/x
  3. Step 3: Cross multiply
    4,177.68x = 5,765.09 × 2,409.18
  4. Step 4: Simplify right side
    4,177.68x = 13,889,127.48
  5. Step 5: Solve for x
    x = 13,889,127.48/4,177.68
  6. Step 6: Final answer
    x = 3,324.60

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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.