Home / 4,193.30-6,290.83-1,728.10

Finding the Fourth Proportional to 4,193.30, 6,290.83 and 1,728.10

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Solution

The fourth proportional to 4,193.30, 6,290.83 and 1,728.10 is: 2,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.30 : 6,290.83 = 1,728.10 : x
  2. Step 2: Convert to fraction form
    4,193.30/6,290.83 = 1,728.10/x
  3. Step 3: Cross multiply
    4,193.30x = 6,290.83 × 1,728.10
  4. Step 4: Simplify right side
    4,193.30x = 10,871,193.35
  5. Step 5: Solve for x
    x = 10,871,193.35/4,193.30
  6. Step 6: Final answer
    x = 2,592.51

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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.