Home / 5,375.48-8,062.14-2,909.84

Finding the Fourth Proportional to 5,375.48, 8,062.14 and 2,909.84

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Solution

The fourth proportional to 5,375.48, 8,062.14 and 2,909.84 is: 4,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.48 : 8,062.14 = 2,909.84 : x
  2. Step 2: Convert to fraction form
    5,375.48/8,062.14 = 2,909.84/x
  3. Step 3: Cross multiply
    5,375.48x = 8,062.14 × 2,909.84
  4. Step 4: Simplify right side
    5,375.48x = 23,459,537.46
  5. Step 5: Solve for x
    x = 23,459,537.46/5,375.48
  6. Step 6: Final answer
    x = 4,364.18

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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.