Home / 4,945.92-7,420.08-2,024.64

Finding the Fourth Proportional to 4,945.92, 7,420.08 and 2,024.64

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Solution

The fourth proportional to 4,945.92, 7,420.08 and 2,024.64 is: 3,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.92 : 7,420.08 = 2,024.64 : x
  2. Step 2: Convert to fraction form
    4,945.92/7,420.08 = 2,024.64/x
  3. Step 3: Cross multiply
    4,945.92x = 7,420.08 × 2,024.64
  4. Step 4: Simplify right side
    4,945.92x = 15,022,990.77
  5. Step 5: Solve for x
    x = 15,022,990.77/4,945.92
  6. Step 6: Final answer
    x = 3,037.45

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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.