Home / 4,439.19-6,126.52-3,318.19

Finding the Fourth Proportional to 4,439.19, 6,126.52 and 3,318.19

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Solution

The fourth proportional to 4,439.19, 6,126.52 and 3,318.19 is: 4,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.19 : 6,126.52 = 3,318.19 : x
  2. Step 2: Convert to fraction form
    4,439.19/6,126.52 = 3,318.19/x
  3. Step 3: Cross multiply
    4,439.19x = 6,126.52 × 3,318.19
  4. Step 4: Simplify right side
    4,439.19x = 20,328,957.40
  5. Step 5: Solve for x
    x = 20,328,957.40/4,439.19
  6. Step 6: Final answer
    x = 4,579.43

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Half scale
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Double scale
Find fourth proportional to 4,440.19, 6,127.90 and 3,319.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.