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Finding the Fourth Proportional to 3,013.97, 4,520.99 and 1,064.81

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Solution

The fourth proportional to 3,013.97, 4,520.99 and 1,064.81 is: 1,597.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.97 : 4,520.99 = 1,064.81 : x
  2. Step 2: Convert to fraction form
    3,013.97/4,520.99 = 1,064.81/x
  3. Step 3: Cross multiply
    3,013.97x = 4,520.99 × 1,064.81
  4. Step 4: Simplify right side
    3,013.97x = 4,813,995.36
  5. Step 5: Solve for x
    x = 4,813,995.36/3,013.97
  6. Step 6: Final answer
    x = 1,597.23

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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.