Home / 6,193.78-8,547.06-3,399.28

Finding the Fourth Proportional to 6,193.78, 8,547.06 and 3,399.28

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Solution

The fourth proportional to 6,193.78, 8,547.06 and 3,399.28 is: 4,690.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,193.78 : 8,547.06 = 3,399.28 : x
  2. Step 2: Convert to fraction form
    6,193.78/8,547.06 = 3,399.28/x
  3. Step 3: Cross multiply
    6,193.78x = 8,547.06 × 3,399.28
  4. Step 4: Simplify right side
    6,193.78x = 29,053,850.12
  5. Step 5: Solve for x
    x = 29,053,850.12/6,193.78
  6. Step 6: Final answer
    x = 4,690.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.