Home / 4,381.32-6,039.01-3,105.62

Finding the Fourth Proportional to 4,381.32, 6,039.01 and 3,105.62

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Solution

The fourth proportional to 4,381.32, 6,039.01 and 3,105.62 is: 4,280.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.32 : 6,039.01 = 3,105.62 : x
  2. Step 2: Convert to fraction form
    4,381.32/6,039.01 = 3,105.62/x
  3. Step 3: Cross multiply
    4,381.32x = 6,039.01 × 3,105.62
  4. Step 4: Simplify right side
    4,381.32x = 18,754,870.24
  5. Step 5: Solve for x
    x = 18,754,870.24/4,381.32
  6. Step 6: Final answer
    x = 4,280.64

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Double scale
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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.