Home / 4,084.50-6,125.37-1,620.18

Finding the Fourth Proportional to 4,084.50, 6,125.37 and 1,620.18

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Solution

The fourth proportional to 4,084.50, 6,125.37 and 1,620.18 is: 2,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.50 : 6,125.37 = 1,620.18 : x
  2. Step 2: Convert to fraction form
    4,084.50/6,125.37 = 1,620.18/x
  3. Step 3: Cross multiply
    4,084.50x = 6,125.37 × 1,620.18
  4. Step 4: Simplify right side
    4,084.50x = 9,924,201.97
  5. Step 5: Solve for x
    x = 9,924,201.97/4,084.50
  6. Step 6: Final answer
    x = 2,429.72

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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.