Home / 3,970.02-5,956.29-1,505.04

Finding the Fourth Proportional to 3,970.02, 5,956.29 and 1,505.04

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Solution

The fourth proportional to 3,970.02, 5,956.29 and 1,505.04 is: 2,258.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970.02 : 5,956.29 = 1,505.04 : x
  2. Step 2: Convert to fraction form
    3,970.02/5,956.29 = 1,505.04/x
  3. Step 3: Cross multiply
    3,970.02x = 5,956.29 × 1,505.04
  4. Step 4: Simplify right side
    3,970.02x = 8,964,454.70
  5. Step 5: Solve for x
    x = 8,964,454.70/3,970.02
  6. Step 6: Final answer
    x = 2,258.04

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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.