Home / 4,412.18-6,618.26-3,439

Finding the Fourth Proportional to 4,412.18, 6,618.26 and 3,439

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Solution

The fourth proportional to 4,412.18, 6,618.26 and 3,439 is: 5,158.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.18 : 6,618.26 = 3,439 : x
  2. Step 2: Convert to fraction form
    4,412.18/6,618.26 = 3,439/x
  3. Step 3: Cross multiply
    4,412.18x = 6,618.26 × 3,439
  4. Step 4: Simplify right side
    4,412.18x = 22,760,196.14
  5. Step 5: Solve for x
    x = 22,760,196.14/4,412.18
  6. Step 6: Final answer
    x = 5,158.49

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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.