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Finding the Fourth Proportional to 3,069.72, 4,598.51 and 2,708.87

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Solution

The fourth proportional to 3,069.72, 4,598.51 and 2,708.87 is: 4,057.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.72 : 4,598.51 = 2,708.87 : x
  2. Step 2: Convert to fraction form
    3,069.72/4,598.51 = 2,708.87/x
  3. Step 3: Cross multiply
    3,069.72x = 4,598.51 × 2,708.87
  4. Step 4: Simplify right side
    3,069.72x = 12,456,729.25
  5. Step 5: Solve for x
    x = 12,456,729.25/3,069.72
  6. Step 6: Final answer
    x = 4,057.94

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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.