Home / 3,708.90-5,563.44-1,111.82

Finding the Fourth Proportional to 3,708.90, 5,563.44 and 1,111.82

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Solution

The fourth proportional to 3,708.90, 5,563.44 and 1,111.82 is: 1,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.90 : 5,563.44 = 1,111.82 : x
  2. Step 2: Convert to fraction form
    3,708.90/5,563.44 = 1,111.82/x
  3. Step 3: Cross multiply
    3,708.90x = 5,563.44 × 1,111.82
  4. Step 4: Simplify right side
    3,708.90x = 6,185,516.04
  5. Step 5: Solve for x
    x = 6,185,516.04/3,708.90
  6. Step 6: Final answer
    x = 1,667.75

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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.