Home / 3,927.02-5,890.52-1,329.75

Finding the Fourth Proportional to 3,927.02, 5,890.52 and 1,329.75

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Solution

The fourth proportional to 3,927.02, 5,890.52 and 1,329.75 is: 1,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.02 : 5,890.52 = 1,329.75 : x
  2. Step 2: Convert to fraction form
    3,927.02/5,890.52 = 1,329.75/x
  3. Step 3: Cross multiply
    3,927.02x = 5,890.52 × 1,329.75
  4. Step 4: Simplify right side
    3,927.02x = 7,832,922.29
  5. Step 5: Solve for x
    x = 7,832,922.29/3,927.02
  6. Step 6: Final answer
    x = 1,994.63

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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.