Home / 5,348.53-7,380.37-3,109.96

Finding the Fourth Proportional to 5,348.53, 7,380.37 and 3,109.96

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Solution

The fourth proportional to 5,348.53, 7,380.37 and 3,109.96 is: 4,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.53 : 7,380.37 = 3,109.96 : x
  2. Step 2: Convert to fraction form
    5,348.53/7,380.37 = 3,109.96/x
  3. Step 3: Cross multiply
    5,348.53x = 7,380.37 × 3,109.96
  4. Step 4: Simplify right side
    5,348.53x = 22,952,655.49
  5. Step 5: Solve for x
    x = 22,952,655.49/5,348.53
  6. Step 6: Final answer
    x = 4,291.40

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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.