Home / 2,771.81-3,824.38-1,652.25

Finding the Fourth Proportional to 2,771.81, 3,824.38 and 1,652.25

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Solution

The fourth proportional to 2,771.81, 3,824.38 and 1,652.25 is: 2,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.81 : 3,824.38 = 1,652.25 : x
  2. Step 2: Convert to fraction form
    2,771.81/3,824.38 = 1,652.25/x
  3. Step 3: Cross multiply
    2,771.81x = 3,824.38 × 1,652.25
  4. Step 4: Simplify right side
    2,771.81x = 6,318,831.86
  5. Step 5: Solve for x
    x = 6,318,831.86/2,771.81
  6. Step 6: Final answer
    x = 2,279.68

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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.