Home / 2,426.92-3,645.06-2,155.36

Finding the Fourth Proportional to 2,426.92, 3,645.06 and 2,155.36

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Solution

The fourth proportional to 2,426.92, 3,645.06 and 2,155.36 is: 3,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.92 : 3,645.06 = 2,155.36 : x
  2. Step 2: Convert to fraction form
    2,426.92/3,645.06 = 2,155.36/x
  3. Step 3: Cross multiply
    2,426.92x = 3,645.06 × 2,155.36
  4. Step 4: Simplify right side
    2,426.92x = 7,856,416.52
  5. Step 5: Solve for x
    x = 7,856,416.52/2,426.92
  6. Step 6: Final answer
    x = 3,237.20

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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.