Home / 2,004.35-3,004.12-1,127.25

Finding the Fourth Proportional to 2,004.35, 3,004.12 and 1,127.25

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Solution

The fourth proportional to 2,004.35, 3,004.12 and 1,127.25 is: 1,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.35 : 3,004.12 = 1,127.25 : x
  2. Step 2: Convert to fraction form
    2,004.35/3,004.12 = 1,127.25/x
  3. Step 3: Cross multiply
    2,004.35x = 3,004.12 × 1,127.25
  4. Step 4: Simplify right side
    2,004.35x = 3,386,395.68
  5. Step 5: Solve for x
    x = 3,386,395.68/2,004.35
  6. Step 6: Final answer
    x = 1,689.53

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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.