Home / 5,621.09-8,433.18-2,458.82

Finding the Fourth Proportional to 5,621.09, 8,433.18 and 2,458.82

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Solution

The fourth proportional to 5,621.09, 8,433.18 and 2,458.82 is: 3,688.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.09 : 8,433.18 = 2,458.82 : x
  2. Step 2: Convert to fraction form
    5,621.09/8,433.18 = 2,458.82/x
  3. Step 3: Cross multiply
    5,621.09x = 8,433.18 × 2,458.82
  4. Step 4: Simplify right side
    5,621.09x = 20,735,692.73
  5. Step 5: Solve for x
    x = 20,735,692.73/5,621.09
  6. Step 6: Final answer
    x = 3,688.91

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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.