Home / 3,652.37-5,042.67-2,811.59

Finding the Fourth Proportional to 3,652.37, 5,042.67 and 2,811.59

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Solution

The fourth proportional to 3,652.37, 5,042.67 and 2,811.59 is: 3,881.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.37 : 5,042.67 = 2,811.59 : x
  2. Step 2: Convert to fraction form
    3,652.37/5,042.67 = 2,811.59/x
  3. Step 3: Cross multiply
    3,652.37x = 5,042.67 × 2,811.59
  4. Step 4: Simplify right side
    3,652.37x = 14,177,895.33
  5. Step 5: Solve for x
    x = 14,177,895.33/3,652.37
  6. Step 6: Final answer
    x = 3,881.84

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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.