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Finding the Fourth Proportional to 6,061.95, 9,091.87 and 1,679.41

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Solution

The fourth proportional to 6,061.95, 9,091.87 and 1,679.41 is: 2,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,061.95 : 9,091.87 = 1,679.41 : x
  2. Step 2: Convert to fraction form
    6,061.95/9,091.87 = 1,679.41/x
  3. Step 3: Cross multiply
    6,061.95x = 9,091.87 × 1,679.41
  4. Step 4: Simplify right side
    6,061.95x = 15,268,977.40
  5. Step 5: Solve for x
    x = 15,268,977.40/6,061.95
  6. Step 6: Final answer
    x = 2,518.82

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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.