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Finding the Fourth Proportional to 3,970.01, 5,955.02 and 1,371.53

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Solution

The fourth proportional to 3,970.01, 5,955.02 and 1,371.53 is: 2,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970.01 : 5,955.02 = 1,371.53 : x
  2. Step 2: Convert to fraction form
    3,970.01/5,955.02 = 1,371.53/x
  3. Step 3: Cross multiply
    3,970.01x = 5,955.02 × 1,371.53
  4. Step 4: Simplify right side
    3,970.01x = 8,167,481.72
  5. Step 5: Solve for x
    x = 8,167,481.72/3,970.01
  6. Step 6: Final answer
    x = 2,057.30

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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.