Home / 4,823.29-7,229.35-2,220.76

Finding the Fourth Proportional to 4,823.29, 7,229.35 and 2,220.76

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Solution

The fourth proportional to 4,823.29, 7,229.35 and 2,220.76 is: 3,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.29 : 7,229.35 = 2,220.76 : x
  2. Step 2: Convert to fraction form
    4,823.29/7,229.35 = 2,220.76/x
  3. Step 3: Cross multiply
    4,823.29x = 7,229.35 × 2,220.76
  4. Step 4: Simplify right side
    4,823.29x = 16,054,651.31
  5. Step 5: Solve for x
    x = 16,054,651.31/4,823.29
  6. Step 6: Final answer
    x = 3,328.57

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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.