Home / 9,181.77-13,730.62-6,843.40

Finding the Fourth Proportional to 9,181.77, 13,730.62 and 6,843.40

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Solution

The fourth proportional to 9,181.77, 13,730.62 and 6,843.40 is: 10,233.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.77 : 13,730.62 = 6,843.40 : x
  2. Step 2: Convert to fraction form
    9,181.77/13,730.62 = 6,843.40/x
  3. Step 3: Cross multiply
    9,181.77x = 13,730.62 × 6,843.40
  4. Step 4: Simplify right side
    9,181.77x = 93,964,124.91
  5. Step 5: Solve for x
    x = 93,964,124.91/9,181.77
  6. Step 6: Final answer
    x = 10,233.77

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1.5x scale

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.