Home / 6,578.07-9,867.19-2,195.53

Finding the Fourth Proportional to 6,578.07, 9,867.19 and 2,195.53

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Solution

The fourth proportional to 6,578.07, 9,867.19 and 2,195.53 is: 3,293.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578.07 : 9,867.19 = 2,195.53 : x
  2. Step 2: Convert to fraction form
    6,578.07/9,867.19 = 2,195.53/x
  3. Step 3: Cross multiply
    6,578.07x = 9,867.19 × 2,195.53
  4. Step 4: Simplify right side
    6,578.07x = 21,663,681.50
  5. Step 5: Solve for x
    x = 21,663,681.50/6,578.07
  6. Step 6: Final answer
    x = 3,293.32

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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.