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Finding the Fourth Proportional to 2,270.94, 3,134.70 and 1,524.48

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Solution

The fourth proportional to 2,270.94, 3,134.70 and 1,524.48 is: 2,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.94 : 3,134.70 = 1,524.48 : x
  2. Step 2: Convert to fraction form
    2,270.94/3,134.70 = 1,524.48/x
  3. Step 3: Cross multiply
    2,270.94x = 3,134.70 × 1,524.48
  4. Step 4: Simplify right side
    2,270.94x = 4,778,787.46
  5. Step 5: Solve for x
    x = 4,778,787.46/2,270.94
  6. Step 6: Final answer
    x = 2,104.32

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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.