Home / 10,260.30-15,388.70-2,863.03

Finding the Fourth Proportional to 10,260.30, 15,388.70 and 2,863.03

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Solution

The fourth proportional to 10,260.30, 15,388.70 and 2,863.03 is: 4,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.30 : 15,388.70 = 2,863.03 : x
  2. Step 2: Convert to fraction form
    10,260.30/15,388.70 = 2,863.03/x
  3. Step 3: Cross multiply
    10,260.30x = 15,388.70 × 2,863.03
  4. Step 4: Simplify right side
    10,260.30x = 44,058,354.78
  5. Step 5: Solve for x
    x = 44,058,354.78/10,260.30
  6. Step 6: Final answer
    x = 4,294.06

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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.