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Finding the Fourth Proportional to 3,803.04, 5,703.90 and 1,722.55

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Solution

The fourth proportional to 3,803.04, 5,703.90 and 1,722.55 is: 2,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.04 : 5,703.90 = 1,722.55 : x
  2. Step 2: Convert to fraction form
    3,803.04/5,703.90 = 1,722.55/x
  3. Step 3: Cross multiply
    3,803.04x = 5,703.90 × 1,722.55
  4. Step 4: Simplify right side
    3,803.04x = 9,825,252.95
  5. Step 5: Solve for x
    x = 9,825,252.95/3,803.04
  6. Step 6: Final answer
    x = 2,583.53

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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.