Home / 5,071.35-7,605.23-3,511.35

Finding the Fourth Proportional to 5,071.35, 7,605.23 and 3,511.35

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Solution

The fourth proportional to 5,071.35, 7,605.23 and 3,511.35 is: 5,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.35 : 7,605.23 = 3,511.35 : x
  2. Step 2: Convert to fraction form
    5,071.35/7,605.23 = 3,511.35/x
  3. Step 3: Cross multiply
    5,071.35x = 7,605.23 × 3,511.35
  4. Step 4: Simplify right side
    5,071.35x = 26,704,606.80
  5. Step 5: Solve for x
    x = 26,704,606.80/5,071.35
  6. Step 6: Final answer
    x = 5,265.78

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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.