Home / 3,420.58-5,126.25-2,248.83

Finding the Fourth Proportional to 3,420.58, 5,126.25 and 2,248.83

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Solution

The fourth proportional to 3,420.58, 5,126.25 and 2,248.83 is: 3,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420.58 : 5,126.25 = 2,248.83 : x
  2. Step 2: Convert to fraction form
    3,420.58/5,126.25 = 2,248.83/x
  3. Step 3: Cross multiply
    3,420.58x = 5,126.25 × 2,248.83
  4. Step 4: Simplify right side
    3,420.58x = 11,528,073.22
  5. Step 5: Solve for x
    x = 11,528,073.22/3,420.58
  6. Step 6: Final answer
    x = 3,370.21

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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.