Home / 8,056.78-12,095.50-6,209.16

Finding the Fourth Proportional to 8,056.78, 12,095.50 and 6,209.16

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Solution

The fourth proportional to 8,056.78, 12,095.50 and 6,209.16 is: 9,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.78 : 12,095.50 = 6,209.16 : x
  2. Step 2: Convert to fraction form
    8,056.78/12,095.50 = 6,209.16/x
  3. Step 3: Cross multiply
    8,056.78x = 12,095.50 × 6,209.16
  4. Step 4: Simplify right side
    8,056.78x = 75,102,894.78
  5. Step 5: Solve for x
    x = 75,102,894.78/8,056.78
  6. Step 6: Final answer
    x = 9,321.70

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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.