Home / 4,724.14-7,086.22-1,261.38

Finding the Fourth Proportional to 4,724.14, 7,086.22 and 1,261.38

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Solution

The fourth proportional to 4,724.14, 7,086.22 and 1,261.38 is: 1,892.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.14 : 7,086.22 = 1,261.38 : x
  2. Step 2: Convert to fraction form
    4,724.14/7,086.22 = 1,261.38/x
  3. Step 3: Cross multiply
    4,724.14x = 7,086.22 × 1,261.38
  4. Step 4: Simplify right side
    4,724.14x = 8,938,416.18
  5. Step 5: Solve for x
    x = 8,938,416.18/4,724.14
  6. Step 6: Final answer
    x = 1,892.07

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1.5x scale

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.