Home / 5,604.10-8,395.20-4,120.58

Finding the Fourth Proportional to 5,604.10, 8,395.20 and 4,120.58

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Solution

The fourth proportional to 5,604.10, 8,395.20 and 4,120.58 is: 6,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.10 : 8,395.20 = 4,120.58 : x
  2. Step 2: Convert to fraction form
    5,604.10/8,395.20 = 4,120.58/x
  3. Step 3: Cross multiply
    5,604.10x = 8,395.20 × 4,120.58
  4. Step 4: Simplify right side
    5,604.10x = 34,593,093.22
  5. Step 5: Solve for x
    x = 34,593,093.22/5,604.10
  6. Step 6: Final answer
    x = 6,172.82

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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.