Home / 4,979.60-7,461.20-3,025.92

Finding the Fourth Proportional to 4,979.60, 7,461.20 and 3,025.92

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Solution

The fourth proportional to 4,979.60, 7,461.20 and 3,025.92 is: 4,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.60 : 7,461.20 = 3,025.92 : x
  2. Step 2: Convert to fraction form
    4,979.60/7,461.20 = 3,025.92/x
  3. Step 3: Cross multiply
    4,979.60x = 7,461.20 × 3,025.92
  4. Step 4: Simplify right side
    4,979.60x = 22,576,994.30
  5. Step 5: Solve for x
    x = 22,576,994.30/4,979.60
  6. Step 6: Final answer
    x = 4,533.90

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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.