Home / 1,524.27-2,285.55-908.40

Finding the Fourth Proportional to 1,524.27, 2,285.55 and 908.40

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Solution

The fourth proportional to 1,524.27, 2,285.55 and 908.40 is: 1,362.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524.27 : 2,285.55 = 908.40 : x
  2. Step 2: Convert to fraction form
    1,524.27/2,285.55 = 908.40/x
  3. Step 3: Cross multiply
    1,524.27x = 2,285.55 × 908.40
  4. Step 4: Simplify right side
    1,524.27x = 2,076,193.62
  5. Step 5: Solve for x
    x = 2,076,193.62/1,524.27
  6. Step 6: Final answer
    x = 1,362.09

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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.