Home / 6,211.24-8,572.14-3,559

Finding the Fourth Proportional to 6,211.24, 8,572.14 and 3,559

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Solution

The fourth proportional to 6,211.24, 8,572.14 and 3,559 is: 4,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.24 : 8,572.14 = 3,559 : x
  2. Step 2: Convert to fraction form
    6,211.24/8,572.14 = 3,559/x
  3. Step 3: Cross multiply
    6,211.24x = 8,572.14 × 3,559
  4. Step 4: Simplify right side
    6,211.24x = 30,508,246.26
  5. Step 5: Solve for x
    x = 30,508,246.26/6,211.24
  6. Step 6: Final answer
    x = 4,911.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.