Home / 7,095.92-10,639.30-3,398.06

Finding the Fourth Proportional to 7,095.92, 10,639.30 and 3,398.06

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Solution

The fourth proportional to 7,095.92, 10,639.30 and 3,398.06 is: 5,094.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.92 : 10,639.30 = 3,398.06 : x
  2. Step 2: Convert to fraction form
    7,095.92/10,639.30 = 3,398.06/x
  3. Step 3: Cross multiply
    7,095.92x = 10,639.30 × 3,398.06
  4. Step 4: Simplify right side
    7,095.92x = 36,152,979.76
  5. Step 5: Solve for x
    x = 36,152,979.76/7,095.92
  6. Step 6: Final answer
    x = 5,094.90

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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.