Home / 3,036.24-4,189.71-1,777.23

Finding the Fourth Proportional to 3,036.24, 4,189.71 and 1,777.23

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Solution

The fourth proportional to 3,036.24, 4,189.71 and 1,777.23 is: 2,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.24 : 4,189.71 = 1,777.23 : x
  2. Step 2: Convert to fraction form
    3,036.24/4,189.71 = 1,777.23/x
  3. Step 3: Cross multiply
    3,036.24x = 4,189.71 × 1,777.23
  4. Step 4: Simplify right side
    3,036.24x = 7,446,078.30
  5. Step 5: Solve for x
    x = 7,446,078.30/3,036.24
  6. Step 6: Final answer
    x = 2,452.40

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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.