Home / 6,786.08-10,164.08-5,214.52

Finding the Fourth Proportional to 6,786.08, 10,164.08 and 5,214.52

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Solution

The fourth proportional to 6,786.08, 10,164.08 and 5,214.52 is: 7,810.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.08 : 10,164.08 = 5,214.52 : x
  2. Step 2: Convert to fraction form
    6,786.08/10,164.08 = 5,214.52/x
  3. Step 3: Cross multiply
    6,786.08x = 10,164.08 × 5,214.52
  4. Step 4: Simplify right side
    6,786.08x = 53,000,747.62
  5. Step 5: Solve for x
    x = 53,000,747.62/6,786.08
  6. Step 6: Final answer
    x = 7,810.22

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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.