Home / 3,228.02-4,454.16-1,901.24

Finding the Fourth Proportional to 3,228.02, 4,454.16 and 1,901.24

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Solution

The fourth proportional to 3,228.02, 4,454.16 and 1,901.24 is: 2,623.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.02 : 4,454.16 = 1,901.24 : x
  2. Step 2: Convert to fraction form
    3,228.02/4,454.16 = 1,901.24/x
  3. Step 3: Cross multiply
    3,228.02x = 4,454.16 × 1,901.24
  4. Step 4: Simplify right side
    3,228.02x = 8,468,427.16
  5. Step 5: Solve for x
    x = 8,468,427.16/3,228.02
  6. Step 6: Final answer
    x = 2,623.41

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Half scale
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Double scale
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Similar ratio
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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.