Home / 6,187.25-8,538.47-3,354.62

Finding the Fourth Proportional to 6,187.25, 8,538.47 and 3,354.62

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Solution

The fourth proportional to 6,187.25, 8,538.47 and 3,354.62 is: 4,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.25 : 8,538.47 = 3,354.62 : x
  2. Step 2: Convert to fraction form
    6,187.25/8,538.47 = 3,354.62/x
  3. Step 3: Cross multiply
    6,187.25x = 8,538.47 × 3,354.62
  4. Step 4: Simplify right side
    6,187.25x = 28,643,305.46
  5. Step 5: Solve for x
    x = 28,643,305.46/6,187.25
  6. Step 6: Final answer
    x = 4,629.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.