Home / 4,084.57-6,121.45-1,485.01

Finding the Fourth Proportional to 4,084.57, 6,121.45 and 1,485.01

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Solution

The fourth proportional to 4,084.57, 6,121.45 and 1,485.01 is: 2,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.57 : 6,121.45 = 1,485.01 : x
  2. Step 2: Convert to fraction form
    4,084.57/6,121.45 = 1,485.01/x
  3. Step 3: Cross multiply
    4,084.57x = 6,121.45 × 1,485.01
  4. Step 4: Simplify right side
    4,084.57x = 9,090,414.46
  5. Step 5: Solve for x
    x = 9,090,414.46/4,084.57
  6. Step 6: Final answer
    x = 2,225.55

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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.