Home / 4,818.73-7,227.98-2,221.67

Finding the Fourth Proportional to 4,818.73, 7,227.98 and 2,221.67

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Solution

The fourth proportional to 4,818.73, 7,227.98 and 2,221.67 is: 3,332.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.73 : 7,227.98 = 2,221.67 : x
  2. Step 2: Convert to fraction form
    4,818.73/7,227.98 = 2,221.67/x
  3. Step 3: Cross multiply
    4,818.73x = 7,227.98 × 2,221.67
  4. Step 4: Simplify right side
    4,818.73x = 16,058,139.08
  5. Step 5: Solve for x
    x = 16,058,139.08/4,818.73
  6. Step 6: Final answer
    x = 3,332.44

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Double scale
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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.