Home / 6,120.47-9,181.85-2,610.47

Finding the Fourth Proportional to 6,120.47, 9,181.85 and 2,610.47

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Solution

The fourth proportional to 6,120.47, 9,181.85 and 2,610.47 is: 3,916.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120.47 : 9,181.85 = 2,610.47 : x
  2. Step 2: Convert to fraction form
    6,120.47/9,181.85 = 2,610.47/x
  3. Step 3: Cross multiply
    6,120.47x = 9,181.85 × 2,610.47
  4. Step 4: Simplify right side
    6,120.47x = 23,968,953.87
  5. Step 5: Solve for x
    x = 23,968,953.87/6,120.47
  6. Step 6: Final answer
    x = 3,916.19

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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.