Home / 4,712.19-7,071.52-1,634.19

Finding the Fourth Proportional to 4,712.19, 7,071.52 and 1,634.19

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Solution

The fourth proportional to 4,712.19, 7,071.52 and 1,634.19 is: 2,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.19 : 7,071.52 = 1,634.19 : x
  2. Step 2: Convert to fraction form
    4,712.19/7,071.52 = 1,634.19/x
  3. Step 3: Cross multiply
    4,712.19x = 7,071.52 × 1,634.19
  4. Step 4: Simplify right side
    4,712.19x = 11,556,207.27
  5. Step 5: Solve for x
    x = 11,556,207.27/4,712.19
  6. Step 6: Final answer
    x = 2,452.41

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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.