Home / 3,007.28-4,146.26-1,943.25

Finding the Fourth Proportional to 3,007.28, 4,146.26 and 1,943.25

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Solution

The fourth proportional to 3,007.28, 4,146.26 and 1,943.25 is: 2,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007.28 : 4,146.26 = 1,943.25 : x
  2. Step 2: Convert to fraction form
    3,007.28/4,146.26 = 1,943.25/x
  3. Step 3: Cross multiply
    3,007.28x = 4,146.26 × 1,943.25
  4. Step 4: Simplify right side
    3,007.28x = 8,057,210.03
  5. Step 5: Solve for x
    x = 8,057,210.03/3,007.28
  6. Step 6: Final answer
    x = 2,679.23

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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.