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Finding the Fourth Proportional to 5,086.44, 7,018.11 and 3,197.52

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Solution

The fourth proportional to 5,086.44, 7,018.11 and 3,197.52 is: 4,411.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.44 : 7,018.11 = 3,197.52 : x
  2. Step 2: Convert to fraction form
    5,086.44/7,018.11 = 3,197.52/x
  3. Step 3: Cross multiply
    5,086.44x = 7,018.11 × 3,197.52
  4. Step 4: Simplify right side
    5,086.44x = 22,440,547.09
  5. Step 5: Solve for x
    x = 22,440,547.09/5,086.44
  6. Step 6: Final answer
    x = 4,411.84

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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.