Home / 5,604.48-8,395.76-4,120.96

Finding the Fourth Proportional to 5,604.48, 8,395.76 and 4,120.96

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Solution

The fourth proportional to 5,604.48, 8,395.76 and 4,120.96 is: 6,173.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.48 : 8,395.76 = 4,120.96 : x
  2. Step 2: Convert to fraction form
    5,604.48/8,395.76 = 4,120.96/x
  3. Step 3: Cross multiply
    5,604.48x = 8,395.76 × 4,120.96
  4. Step 4: Simplify right side
    5,604.48x = 34,598,591.13
  5. Step 5: Solve for x
    x = 34,598,591.13/5,604.48
  6. Step 6: Final answer
    x = 6,173.38

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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.