Home / 4,296.79-6,433.63-2,728.30

Finding the Fourth Proportional to 4,296.79, 6,433.63 and 2,728.30

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Solution

The fourth proportional to 4,296.79, 6,433.63 and 2,728.30 is: 4,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.79 : 6,433.63 = 2,728.30 : x
  2. Step 2: Convert to fraction form
    4,296.79/6,433.63 = 2,728.30/x
  3. Step 3: Cross multiply
    4,296.79x = 6,433.63 × 2,728.30
  4. Step 4: Simplify right side
    4,296.79x = 17,552,872.73
  5. Step 5: Solve for x
    x = 17,552,872.73/4,296.79
  6. Step 6: Final answer
    x = 4,085.11

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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.