Home / 4,118.54-5,683.20-2,439.65

Finding the Fourth Proportional to 4,118.54, 5,683.20 and 2,439.65

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Solution

The fourth proportional to 4,118.54, 5,683.20 and 2,439.65 is: 3,366.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.54 : 5,683.20 = 2,439.65 : x
  2. Step 2: Convert to fraction form
    4,118.54/5,683.20 = 2,439.65/x
  3. Step 3: Cross multiply
    4,118.54x = 5,683.20 × 2,439.65
  4. Step 4: Simplify right side
    4,118.54x = 13,864,990.46
  5. Step 5: Solve for x
    x = 13,864,990.46/4,118.54
  6. Step 6: Final answer
    x = 3,366.49

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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.