Home / 10,410.98-15,616.02-3,015.28

Finding the Fourth Proportional to 10,410.98, 15,616.02 and 3,015.28

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Solution

The fourth proportional to 10,410.98, 15,616.02 and 3,015.28 is: 4,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,410.98 : 15,616.02 = 3,015.28 : x
  2. Step 2: Convert to fraction form
    10,410.98/15,616.02 = 3,015.28/x
  3. Step 3: Cross multiply
    10,410.98x = 15,616.02 × 3,015.28
  4. Step 4: Simplify right side
    10,410.98x = 47,086,590.33
  5. Step 5: Solve for x
    x = 47,086,590.33/10,410.98
  6. Step 6: Final answer
    x = 4,522.78

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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.