Home / 5,206.45-7,809.68-3,462.79

Finding the Fourth Proportional to 5,206.45, 7,809.68 and 3,462.79

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Solution

The fourth proportional to 5,206.45, 7,809.68 and 3,462.79 is: 5,194.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.45 : 7,809.68 = 3,462.79 : x
  2. Step 2: Convert to fraction form
    5,206.45/7,809.68 = 3,462.79/x
  3. Step 3: Cross multiply
    5,206.45x = 7,809.68 × 3,462.79
  4. Step 4: Simplify right side
    5,206.45x = 27,043,281.81
  5. Step 5: Solve for x
    x = 27,043,281.81/5,206.45
  6. Step 6: Final answer
    x = 5,194.19

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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.