Home / 3,525.49-5,288.39-1,964.31

Finding the Fourth Proportional to 3,525.49, 5,288.39 and 1,964.31

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Solution

The fourth proportional to 3,525.49, 5,288.39 and 1,964.31 is: 2,946.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.49 : 5,288.39 = 1,964.31 : x
  2. Step 2: Convert to fraction form
    3,525.49/5,288.39 = 1,964.31/x
  3. Step 3: Cross multiply
    3,525.49x = 5,288.39 × 1,964.31
  4. Step 4: Simplify right side
    3,525.49x = 10,388,037.36
  5. Step 5: Solve for x
    x = 10,388,037.36/3,525.49
  6. Step 6: Final answer
    x = 2,946.55

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Similar ratio
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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.