Home / 4,270.28-6,404.49-1,346.99

Finding the Fourth Proportional to 4,270.28, 6,404.49 and 1,346.99

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Solution

The fourth proportional to 4,270.28, 6,404.49 and 1,346.99 is: 2,020.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.28 : 6,404.49 = 1,346.99 : x
  2. Step 2: Convert to fraction form
    4,270.28/6,404.49 = 1,346.99/x
  3. Step 3: Cross multiply
    4,270.28x = 6,404.49 × 1,346.99
  4. Step 4: Simplify right side
    4,270.28x = 8,626,751.96
  5. Step 5: Solve for x
    x = 8,626,751.96/4,270.28
  6. Step 6: Final answer
    x = 2,020.19

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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.