Home / 3,707.50-5,558.34-1,857.66

Finding the Fourth Proportional to 3,707.50, 5,558.34 and 1,857.66

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Solution

The fourth proportional to 3,707.50, 5,558.34 and 1,857.66 is: 2,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.50 : 5,558.34 = 1,857.66 : x
  2. Step 2: Convert to fraction form
    3,707.50/5,558.34 = 1,857.66/x
  3. Step 3: Cross multiply
    3,707.50x = 5,558.34 × 1,857.66
  4. Step 4: Simplify right side
    3,707.50x = 10,325,505.88
  5. Step 5: Solve for x
    x = 10,325,505.88/3,707.50
  6. Step 6: Final answer
    x = 2,785.03

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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.