Home / 10,603.24-15,905.41-2,705.83

Finding the Fourth Proportional to 10,603.24, 15,905.41 and 2,705.83

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Solution

The fourth proportional to 10,603.24, 15,905.41 and 2,705.83 is: 4,058.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603.24 : 15,905.41 = 2,705.83 : x
  2. Step 2: Convert to fraction form
    10,603.24/15,905.41 = 2,705.83/x
  3. Step 3: Cross multiply
    10,603.24x = 15,905.41 × 2,705.83
  4. Step 4: Simplify right side
    10,603.24x = 43,037,295.78
  5. Step 5: Solve for x
    x = 43,037,295.78/10,603.24
  6. Step 6: Final answer
    x = 4,058.88

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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.