Home / 6,167.52-8,511.16-3,515.38

Finding the Fourth Proportional to 6,167.52, 8,511.16 and 3,515.38

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Solution

The fourth proportional to 6,167.52, 8,511.16 and 3,515.38 is: 4,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.52 : 8,511.16 = 3,515.38 : x
  2. Step 2: Convert to fraction form
    6,167.52/8,511.16 = 3,515.38/x
  3. Step 3: Cross multiply
    6,167.52x = 8,511.16 × 3,515.38
  4. Step 4: Simplify right side
    6,167.52x = 29,919,901.51
  5. Step 5: Solve for x
    x = 29,919,901.51/6,167.52
  6. Step 6: Final answer
    x = 4,851.20

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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.