Home / 6,810.18-10,208.39-2,647.59

Finding the Fourth Proportional to 6,810.18, 10,208.39 and 2,647.59

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Solution

The fourth proportional to 6,810.18, 10,208.39 and 2,647.59 is: 3,968.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.18 : 10,208.39 = 2,647.59 : x
  2. Step 2: Convert to fraction form
    6,810.18/10,208.39 = 2,647.59/x
  3. Step 3: Cross multiply
    6,810.18x = 10,208.39 × 2,647.59
  4. Step 4: Simplify right side
    6,810.18x = 27,027,618.04
  5. Step 5: Solve for x
    x = 27,027,618.04/6,810.18
  6. Step 6: Final answer
    x = 3,968.71

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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.