Home / 3,611.06-5,416.59-1,302.56

Finding the Fourth Proportional to 3,611.06, 5,416.59 and 1,302.56

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Solution

The fourth proportional to 3,611.06, 5,416.59 and 1,302.56 is: 1,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.06 : 5,416.59 = 1,302.56 : x
  2. Step 2: Convert to fraction form
    3,611.06/5,416.59 = 1,302.56/x
  3. Step 3: Cross multiply
    3,611.06x = 5,416.59 × 1,302.56
  4. Step 4: Simplify right side
    3,611.06x = 7,055,451.90
  5. Step 5: Solve for x
    x = 7,055,451.90/3,611.06
  6. Step 6: Final answer
    x = 1,953.84

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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.