Home / 3,617.15-5,425.77-1,536.89

Finding the Fourth Proportional to 3,617.15, 5,425.77 and 1,536.89

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Solution

The fourth proportional to 3,617.15, 5,425.77 and 1,536.89 is: 2,305.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617.15 : 5,425.77 = 1,536.89 : x
  2. Step 2: Convert to fraction form
    3,617.15/5,425.77 = 1,536.89/x
  3. Step 3: Cross multiply
    3,617.15x = 5,425.77 × 1,536.89
  4. Step 4: Simplify right side
    3,617.15x = 8,338,811.66
  5. Step 5: Solve for x
    x = 8,338,811.66/3,617.15
  6. Step 6: Final answer
    x = 2,305.35

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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.