Home / 9,211.57-13,818.26-3,663.67

Finding the Fourth Proportional to 9,211.57, 13,818.26 and 3,663.67

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Solution

The fourth proportional to 9,211.57, 13,818.26 and 3,663.67 is: 5,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.57 : 13,818.26 = 3,663.67 : x
  2. Step 2: Convert to fraction form
    9,211.57/13,818.26 = 3,663.67/x
  3. Step 3: Cross multiply
    9,211.57x = 13,818.26 × 3,663.67
  4. Step 4: Simplify right side
    9,211.57x = 50,625,544.61
  5. Step 5: Solve for x
    x = 50,625,544.61/9,211.57
  6. Step 6: Final answer
    x = 5,495.86

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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.