Home / 5,477.92-8,214.96-3,394.76

Finding the Fourth Proportional to 5,477.92, 8,214.96 and 3,394.76

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Solution

The fourth proportional to 5,477.92, 8,214.96 and 3,394.76 is: 5,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.92 : 8,214.96 = 3,394.76 : x
  2. Step 2: Convert to fraction form
    5,477.92/8,214.96 = 3,394.76/x
  3. Step 3: Cross multiply
    5,477.92x = 8,214.96 × 3,394.76
  4. Step 4: Simplify right side
    5,477.92x = 27,887,817.61
  5. Step 5: Solve for x
    x = 27,887,817.61/5,477.92
  6. Step 6: Final answer
    x = 5,090.95

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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.