Home / 3,262.60-4,502.82-2,215

Finding the Fourth Proportional to 3,262.60, 4,502.82 and 2,215

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Solution

The fourth proportional to 3,262.60, 4,502.82 and 2,215 is: 3,056.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.60 : 4,502.82 = 2,215 : x
  2. Step 2: Convert to fraction form
    3,262.60/4,502.82 = 2,215/x
  3. Step 3: Cross multiply
    3,262.60x = 4,502.82 × 2,215
  4. Step 4: Simplify right side
    3,262.60x = 9,973,746.30
  5. Step 5: Solve for x
    x = 9,973,746.30/3,262.60
  6. Step 6: Final answer
    x = 3,056.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.