Home / 3,817.53-5,269.86-2,402.46

Finding the Fourth Proportional to 3,817.53, 5,269.86 and 2,402.46

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Solution

The fourth proportional to 3,817.53, 5,269.86 and 2,402.46 is: 3,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.53 : 5,269.86 = 2,402.46 : x
  2. Step 2: Convert to fraction form
    3,817.53/5,269.86 = 2,402.46/x
  3. Step 3: Cross multiply
    3,817.53x = 5,269.86 × 2,402.46
  4. Step 4: Simplify right side
    3,817.53x = 12,660,627.86
  5. Step 5: Solve for x
    x = 12,660,627.86/3,817.53
  6. Step 6: Final answer
    x = 3,316.44

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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.