Home / 3,831.08-5,745.72-2,442.38

Finding the Fourth Proportional to 3,831.08, 5,745.72 and 2,442.38

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Solution

The fourth proportional to 3,831.08, 5,745.72 and 2,442.38 is: 3,663.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831.08 : 5,745.72 = 2,442.38 : x
  2. Step 2: Convert to fraction form
    3,831.08/5,745.72 = 2,442.38/x
  3. Step 3: Cross multiply
    3,831.08x = 5,745.72 × 2,442.38
  4. Step 4: Simplify right side
    3,831.08x = 14,033,231.61
  5. Step 5: Solve for x
    x = 14,033,231.61/3,831.08
  6. Step 6: Final answer
    x = 3,663.00

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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.