Home / 6,864.42-10,295.04-4,091.88

Finding the Fourth Proportional to 6,864.42, 10,295.04 and 4,091.88

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Solution

The fourth proportional to 6,864.42, 10,295.04 and 4,091.88 is: 6,136.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.42 : 10,295.04 = 4,091.88 : x
  2. Step 2: Convert to fraction form
    6,864.42/10,295.04 = 4,091.88/x
  3. Step 3: Cross multiply
    6,864.42x = 10,295.04 × 4,091.88
  4. Step 4: Simplify right side
    6,864.42x = 42,126,068.28
  5. Step 5: Solve for x
    x = 42,126,068.28/6,864.42
  6. Step 6: Final answer
    x = 6,136.87

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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.