Home / 10,628.85-15,944.75-4,705.27

Finding the Fourth Proportional to 10,628.85, 15,944.75 and 4,705.27

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Solution

The fourth proportional to 10,628.85, 15,944.75 and 4,705.27 is: 7,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.85 : 15,944.75 = 4,705.27 : x
  2. Step 2: Convert to fraction form
    10,628.85/15,944.75 = 4,705.27/x
  3. Step 3: Cross multiply
    10,628.85x = 15,944.75 × 4,705.27
  4. Step 4: Simplify right side
    10,628.85x = 75,024,353.83
  5. Step 5: Solve for x
    x = 75,024,353.83/10,628.85
  6. Step 6: Final answer
    x = 7,058.56

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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.