Home / 3,200.28-4,794.03-1,970.09

Finding the Fourth Proportional to 3,200.28, 4,794.03 and 1,970.09

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Solution

The fourth proportional to 3,200.28, 4,794.03 and 1,970.09 is: 2,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.28 : 4,794.03 = 1,970.09 : x
  2. Step 2: Convert to fraction form
    3,200.28/4,794.03 = 1,970.09/x
  3. Step 3: Cross multiply
    3,200.28x = 4,794.03 × 1,970.09
  4. Step 4: Simplify right side
    3,200.28x = 9,444,646.59
  5. Step 5: Solve for x
    x = 9,444,646.59/3,200.28
  6. Step 6: Final answer
    x = 2,951.19

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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.