Home / 3,875.44-5,346.92-2,196.58

Finding the Fourth Proportional to 3,875.44, 5,346.92 and 2,196.58

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Solution

The fourth proportional to 3,875.44, 5,346.92 and 2,196.58 is: 3,030.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.44 : 5,346.92 = 2,196.58 : x
  2. Step 2: Convert to fraction form
    3,875.44/5,346.92 = 2,196.58/x
  3. Step 3: Cross multiply
    3,875.44x = 5,346.92 × 2,196.58
  4. Step 4: Simplify right side
    3,875.44x = 11,744,937.53
  5. Step 5: Solve for x
    x = 11,744,937.53/3,875.44
  6. Step 6: Final answer
    x = 3,030.61

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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.