Home / 3,316.08-4,578.08-2,198.53

Finding the Fourth Proportional to 3,316.08, 4,578.08 and 2,198.53

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Solution

The fourth proportional to 3,316.08, 4,578.08 and 2,198.53 is: 3,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.08 : 4,578.08 = 2,198.53 : x
  2. Step 2: Convert to fraction form
    3,316.08/4,578.08 = 2,198.53/x
  3. Step 3: Cross multiply
    3,316.08x = 4,578.08 × 2,198.53
  4. Step 4: Simplify right side
    3,316.08x = 10,065,064.46
  5. Step 5: Solve for x
    x = 10,065,064.46/3,316.08
  6. Step 6: Final answer
    x = 3,035.23

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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.