Home / 7,284.92-10,929.20-2,355.06

Finding the Fourth Proportional to 7,284.92, 10,929.20 and 2,355.06

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Solution

The fourth proportional to 7,284.92, 10,929.20 and 2,355.06 is: 3,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.92 : 10,929.20 = 2,355.06 : x
  2. Step 2: Convert to fraction form
    7,284.92/10,929.20 = 2,355.06/x
  3. Step 3: Cross multiply
    7,284.92x = 10,929.20 × 2,355.06
  4. Step 4: Simplify right side
    7,284.92x = 25,738,921.75
  5. Step 5: Solve for x
    x = 25,738,921.75/7,284.92
  6. Step 6: Final answer
    x = 3,533.18

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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.