Home / 6,513.73-8,992.29-4,126.20

Finding the Fourth Proportional to 6,513.73, 8,992.29 and 4,126.20

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Solution

The fourth proportional to 6,513.73, 8,992.29 and 4,126.20 is: 5,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513.73 : 8,992.29 = 4,126.20 : x
  2. Step 2: Convert to fraction form
    6,513.73/8,992.29 = 4,126.20/x
  3. Step 3: Cross multiply
    6,513.73x = 8,992.29 × 4,126.20
  4. Step 4: Simplify right side
    6,513.73x = 37,103,968.75
  5. Step 5: Solve for x
    x = 37,103,968.75/6,513.73
  6. Step 6: Final answer
    x = 5,696.27

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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.