Home / 5,352.07-8,025.78-4,120.35

Finding the Fourth Proportional to 5,352.07, 8,025.78 and 4,120.35

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Solution

The fourth proportional to 5,352.07, 8,025.78 and 4,120.35 is: 6,178.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.07 : 8,025.78 = 4,120.35 : x
  2. Step 2: Convert to fraction form
    5,352.07/8,025.78 = 4,120.35/x
  3. Step 3: Cross multiply
    5,352.07x = 8,025.78 × 4,120.35
  4. Step 4: Simplify right side
    5,352.07x = 33,069,022.62
  5. Step 5: Solve for x
    x = 33,069,022.62/5,352.07
  6. Step 6: Final answer
    x = 6,178.74

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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.