Home / 4,068.66-5,610.64-3,320.22

Finding the Fourth Proportional to 4,068.66, 5,610.64 and 3,320.22

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Solution

The fourth proportional to 4,068.66, 5,610.64 and 3,320.22 is: 4,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.66 : 5,610.64 = 3,320.22 : x
  2. Step 2: Convert to fraction form
    4,068.66/5,610.64 = 3,320.22/x
  3. Step 3: Cross multiply
    4,068.66x = 5,610.64 × 3,320.22
  4. Step 4: Simplify right side
    4,068.66x = 18,628,559.14
  5. Step 5: Solve for x
    x = 18,628,559.14/4,068.66
  6. Step 6: Final answer
    x = 4,578.55

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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.