Home / 10,248.54-15,372.83-2,853.02

Finding the Fourth Proportional to 10,248.54, 15,372.83 and 2,853.02

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Solution

The fourth proportional to 10,248.54, 15,372.83 and 2,853.02 is: 4,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.54 : 15,372.83 = 2,853.02 : x
  2. Step 2: Convert to fraction form
    10,248.54/15,372.83 = 2,853.02/x
  3. Step 3: Cross multiply
    10,248.54x = 15,372.83 × 2,853.02
  4. Step 4: Simplify right side
    10,248.54x = 43,858,991.45
  5. Step 5: Solve for x
    x = 43,858,991.45/10,248.54
  6. Step 6: Final answer
    x = 4,279.54

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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.