Home / 3,837.16-5,295.25-2,181.16

Finding the Fourth Proportional to 3,837.16, 5,295.25 and 2,181.16

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Solution

The fourth proportional to 3,837.16, 5,295.25 and 2,181.16 is: 3,009.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.16 : 5,295.25 = 2,181.16 : x
  2. Step 2: Convert to fraction form
    3,837.16/5,295.25 = 2,181.16/x
  3. Step 3: Cross multiply
    3,837.16x = 5,295.25 × 2,181.16
  4. Step 4: Simplify right side
    3,837.16x = 11,549,750.11
  5. Step 5: Solve for x
    x = 11,549,750.11/3,837.16
  6. Step 6: Final answer
    x = 3,009.98

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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.