Home / 2,993.30-4,489.98-1,045.51

Finding the Fourth Proportional to 2,993.30, 4,489.98 and 1,045.51

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Solution

The fourth proportional to 2,993.30, 4,489.98 and 1,045.51 is: 1,568.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.30 : 4,489.98 = 1,045.51 : x
  2. Step 2: Convert to fraction form
    2,993.30/4,489.98 = 1,045.51/x
  3. Step 3: Cross multiply
    2,993.30x = 4,489.98 × 1,045.51
  4. Step 4: Simplify right side
    2,993.30x = 4,694,309.73
  5. Step 5: Solve for x
    x = 4,694,309.73/2,993.30
  6. Step 6: Final answer
    x = 1,568.27

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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.