Home / 5,601.69-8,395.25-4,296.78

Finding the Fourth Proportional to 5,601.69, 8,395.25 and 4,296.78

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Solution

The fourth proportional to 5,601.69, 8,395.25 and 4,296.78 is: 6,439.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.69 : 8,395.25 = 4,296.78 : x
  2. Step 2: Convert to fraction form
    5,601.69/8,395.25 = 4,296.78/x
  3. Step 3: Cross multiply
    5,601.69x = 8,395.25 × 4,296.78
  4. Step 4: Simplify right side
    5,601.69x = 36,072,520.81
  5. Step 5: Solve for x
    x = 36,072,520.81/5,601.69
  6. Step 6: Final answer
    x = 6,439.58

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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.