Home / 3,538.22-5,307.27-1,456.70

Finding the Fourth Proportional to 3,538.22, 5,307.27 and 1,456.70

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Solution

The fourth proportional to 3,538.22, 5,307.27 and 1,456.70 is: 2,185.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.22 : 5,307.27 = 1,456.70 : x
  2. Step 2: Convert to fraction form
    3,538.22/5,307.27 = 1,456.70/x
  3. Step 3: Cross multiply
    3,538.22x = 5,307.27 × 1,456.70
  4. Step 4: Simplify right side
    3,538.22x = 7,731,100.21
  5. Step 5: Solve for x
    x = 7,731,100.21/3,538.22
  6. Step 6: Final answer
    x = 2,185.03

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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.