Home / 2,803.28-4,200.30-1,704.33

Finding the Fourth Proportional to 2,803.28, 4,200.30 and 1,704.33

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Solution

The fourth proportional to 2,803.28, 4,200.30 and 1,704.33 is: 2,553.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.28 : 4,200.30 = 1,704.33 : x
  2. Step 2: Convert to fraction form
    2,803.28/4,200.30 = 1,704.33/x
  3. Step 3: Cross multiply
    2,803.28x = 4,200.30 × 1,704.33
  4. Step 4: Simplify right side
    2,803.28x = 7,158,697.30
  5. Step 5: Solve for x
    x = 7,158,697.30/2,803.28
  6. Step 6: Final answer
    x = 2,553.69

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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.