Home / 4,389.66-6,577.20-3,084.75

Finding the Fourth Proportional to 4,389.66, 6,577.20 and 3,084.75

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Solution

The fourth proportional to 4,389.66, 6,577.20 and 3,084.75 is: 4,622.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.66 : 6,577.20 = 3,084.75 : x
  2. Step 2: Convert to fraction form
    4,389.66/6,577.20 = 3,084.75/x
  3. Step 3: Cross multiply
    4,389.66x = 6,577.20 × 3,084.75
  4. Step 4: Simplify right side
    4,389.66x = 20,289,017.70
  5. Step 5: Solve for x
    x = 20,289,017.70/4,389.66
  6. Step 6: Final answer
    x = 4,622.00

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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.