Home / 3,611.14-5,416.86-1,146.14

Finding the Fourth Proportional to 3,611.14, 5,416.86 and 1,146.14

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Solution

The fourth proportional to 3,611.14, 5,416.86 and 1,146.14 is: 1,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.14 : 5,416.86 = 1,146.14 : x
  2. Step 2: Convert to fraction form
    3,611.14/5,416.86 = 1,146.14/x
  3. Step 3: Cross multiply
    3,611.14x = 5,416.86 × 1,146.14
  4. Step 4: Simplify right side
    3,611.14x = 6,208,479.92
  5. Step 5: Solve for x
    x = 6,208,479.92/3,611.14
  6. Step 6: Final answer
    x = 1,719.26

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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.