Home / 6,104.28-9,157.02-1,721.70

Finding the Fourth Proportional to 6,104.28, 9,157.02 and 1,721.70

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Solution

The fourth proportional to 6,104.28, 9,157.02 and 1,721.70 is: 2,582.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.28 : 9,157.02 = 1,721.70 : x
  2. Step 2: Convert to fraction form
    6,104.28/9,157.02 = 1,721.70/x
  3. Step 3: Cross multiply
    6,104.28x = 9,157.02 × 1,721.70
  4. Step 4: Simplify right side
    6,104.28x = 15,765,641.33
  5. Step 5: Solve for x
    x = 15,765,641.33/6,104.28
  6. Step 6: Final answer
    x = 2,582.72

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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.