Home / 4,149.15-6,223.91-1,930.07

Finding the Fourth Proportional to 4,149.15, 6,223.91 and 1,930.07

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Solution

The fourth proportional to 4,149.15, 6,223.91 and 1,930.07 is: 2,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.15 : 6,223.91 = 1,930.07 : x
  2. Step 2: Convert to fraction form
    4,149.15/6,223.91 = 1,930.07/x
  3. Step 3: Cross multiply
    4,149.15x = 6,223.91 × 1,930.07
  4. Step 4: Simplify right side
    4,149.15x = 12,012,541.20
  5. Step 5: Solve for x
    x = 12,012,541.20/4,149.15
  6. Step 6: Final answer
    x = 2,895.18

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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.