Home / 3,165.90-4,370.43-2,360.37

Finding the Fourth Proportional to 3,165.90, 4,370.43 and 2,360.37

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Solution

The fourth proportional to 3,165.90, 4,370.43 and 2,360.37 is: 3,258.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.90 : 4,370.43 = 2,360.37 : x
  2. Step 2: Convert to fraction form
    3,165.90/4,370.43 = 2,360.37/x
  3. Step 3: Cross multiply
    3,165.90x = 4,370.43 × 2,360.37
  4. Step 4: Simplify right side
    3,165.90x = 10,315,831.86
  5. Step 5: Solve for x
    x = 10,315,831.86/3,165.90
  6. Step 6: Final answer
    x = 3,258.42

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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.