Home / 3,611.27-5,417.05-1,146.03

Finding the Fourth Proportional to 3,611.27, 5,417.05 and 1,146.03

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Solution

The fourth proportional to 3,611.27, 5,417.05 and 1,146.03 is: 1,719.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.27 : 5,417.05 = 1,146.03 : x
  2. Step 2: Convert to fraction form
    3,611.27/5,417.05 = 1,146.03/x
  3. Step 3: Cross multiply
    3,611.27x = 5,417.05 × 1,146.03
  4. Step 4: Simplify right side
    3,611.27x = 6,208,101.81
  5. Step 5: Solve for x
    x = 6,208,101.81/3,611.27
  6. Step 6: Final answer
    x = 1,719.09

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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.