Home / 2,993.28-4,487.14-1,529.20

Finding the Fourth Proportional to 2,993.28, 4,487.14 and 1,529.20

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Solution

The fourth proportional to 2,993.28, 4,487.14 and 1,529.20 is: 2,292.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.28 : 4,487.14 = 1,529.20 : x
  2. Step 2: Convert to fraction form
    2,993.28/4,487.14 = 1,529.20/x
  3. Step 3: Cross multiply
    2,993.28x = 4,487.14 × 1,529.20
  4. Step 4: Simplify right side
    2,993.28x = 6,861,734.49
  5. Step 5: Solve for x
    x = 6,861,734.49/2,993.28
  6. Step 6: Final answer
    x = 2,292.38

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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.