Home / 3,814.25-5,270.40-2,937.62

Finding the Fourth Proportional to 3,814.25, 5,270.40 and 2,937.62

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Solution

The fourth proportional to 3,814.25, 5,270.40 and 2,937.62 is: 4,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.25 : 5,270.40 = 2,937.62 : x
  2. Step 2: Convert to fraction form
    3,814.25/5,270.40 = 2,937.62/x
  3. Step 3: Cross multiply
    3,814.25x = 5,270.40 × 2,937.62
  4. Step 4: Simplify right side
    3,814.25x = 15,482,445.62
  5. Step 5: Solve for x
    x = 15,482,445.62/3,814.25
  6. Step 6: Final answer
    x = 4,059.11

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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.