Home / 5,458.58-8,187.86-3,523.08

Finding the Fourth Proportional to 5,458.58, 8,187.86 and 3,523.08

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Solution

The fourth proportional to 5,458.58, 8,187.86 and 3,523.08 is: 5,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.58 : 8,187.86 = 3,523.08 : x
  2. Step 2: Convert to fraction form
    5,458.58/8,187.86 = 3,523.08/x
  3. Step 3: Cross multiply
    5,458.58x = 8,187.86 × 3,523.08
  4. Step 4: Simplify right side
    5,458.58x = 28,846,468.19
  5. Step 5: Solve for x
    x = 28,846,468.19/5,458.58
  6. Step 6: Final answer
    x = 5,284.62

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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.