Home / 2,427.76-3,646.62-2,309.76

Finding the Fourth Proportional to 2,427.76, 3,646.62 and 2,309.76

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Solution

The fourth proportional to 2,427.76, 3,646.62 and 2,309.76 is: 3,469.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.76 : 3,646.62 = 2,309.76 : x
  2. Step 2: Convert to fraction form
    2,427.76/3,646.62 = 2,309.76/x
  3. Step 3: Cross multiply
    2,427.76x = 3,646.62 × 2,309.76
  4. Step 4: Simplify right side
    2,427.76x = 8,422,817.01
  5. Step 5: Solve for x
    x = 8,422,817.01/2,427.76
  6. Step 6: Final answer
    x = 3,469.38

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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.