Home / 3,611.36-5,417.22-1,146.37

Finding the Fourth Proportional to 3,611.36, 5,417.22 and 1,146.37

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Solution

The fourth proportional to 3,611.36, 5,417.22 and 1,146.37 is: 1,719.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.36 : 5,417.22 = 1,146.37 : x
  2. Step 2: Convert to fraction form
    3,611.36/5,417.22 = 1,146.37/x
  3. Step 3: Cross multiply
    3,611.36x = 5,417.22 × 1,146.37
  4. Step 4: Simplify right side
    3,611.36x = 6,210,124.95
  5. Step 5: Solve for x
    x = 6,210,124.95/3,611.36
  6. Step 6: Final answer
    x = 1,719.61

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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.