Home / 3,895.92-5,844.36-1,298.28

Finding the Fourth Proportional to 3,895.92, 5,844.36 and 1,298.28

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Solution

The fourth proportional to 3,895.92, 5,844.36 and 1,298.28 is: 1,947.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.92 : 5,844.36 = 1,298.28 : x
  2. Step 2: Convert to fraction form
    3,895.92/5,844.36 = 1,298.28/x
  3. Step 3: Cross multiply
    3,895.92x = 5,844.36 × 1,298.28
  4. Step 4: Simplify right side
    3,895.92x = 7,587,615.70
  5. Step 5: Solve for x
    x = 7,587,615.70/3,895.92
  6. Step 6: Final answer
    x = 1,947.58

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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.