Home / 3,083.66-4,626.17-1,439.31

Finding the Fourth Proportional to 3,083.66, 4,626.17 and 1,439.31

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Solution

The fourth proportional to 3,083.66, 4,626.17 and 1,439.31 is: 2,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.66 : 4,626.17 = 1,439.31 : x
  2. Step 2: Convert to fraction form
    3,083.66/4,626.17 = 1,439.31/x
  3. Step 3: Cross multiply
    3,083.66x = 4,626.17 × 1,439.31
  4. Step 4: Simplify right side
    3,083.66x = 6,658,466.01
  5. Step 5: Solve for x
    x = 6,658,466.01/3,083.66
  6. Step 6: Final answer
    x = 2,159.28

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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.