Home / 5,947.02-8,921.61-2,660.04

Finding the Fourth Proportional to 5,947.02, 8,921.61 and 2,660.04

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Solution

The fourth proportional to 5,947.02, 8,921.61 and 2,660.04 is: 3,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947.02 : 8,921.61 = 2,660.04 : x
  2. Step 2: Convert to fraction form
    5,947.02/8,921.61 = 2,660.04/x
  3. Step 3: Cross multiply
    5,947.02x = 8,921.61 × 2,660.04
  4. Step 4: Simplify right side
    5,947.02x = 23,731,839.46
  5. Step 5: Solve for x
    x = 23,731,839.46/5,947.02
  6. Step 6: Final answer
    x = 3,990.54

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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.