Home / 3,630.82-5,011.47-2,234.74

Finding the Fourth Proportional to 3,630.82, 5,011.47 and 2,234.74

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Solution

The fourth proportional to 3,630.82, 5,011.47 and 2,234.74 is: 3,084.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.82 : 5,011.47 = 2,234.74 : x
  2. Step 2: Convert to fraction form
    3,630.82/5,011.47 = 2,234.74/x
  3. Step 3: Cross multiply
    3,630.82x = 5,011.47 × 2,234.74
  4. Step 4: Simplify right side
    3,630.82x = 11,199,332.47
  5. Step 5: Solve for x
    x = 11,199,332.47/3,630.82
  6. Step 6: Final answer
    x = 3,084.52

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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.