Home / 4,660.24-6,985.68-2,930.08

Finding the Fourth Proportional to 4,660.24, 6,985.68 and 2,930.08

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Solution

The fourth proportional to 4,660.24, 6,985.68 and 2,930.08 is: 4,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.24 : 6,985.68 = 2,930.08 : x
  2. Step 2: Convert to fraction form
    4,660.24/6,985.68 = 2,930.08/x
  3. Step 3: Cross multiply
    4,660.24x = 6,985.68 × 2,930.08
  4. Step 4: Simplify right side
    4,660.24x = 20,468,601.25
  5. Step 5: Solve for x
    x = 20,468,601.25/4,660.24
  6. Step 6: Final answer
    x = 4,392.18

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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.