Home / 6,542.59-9,028.72-3,558.40

Finding the Fourth Proportional to 6,542.59, 9,028.72 and 3,558.40

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Solution

The fourth proportional to 6,542.59, 9,028.72 and 3,558.40 is: 4,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542.59 : 9,028.72 = 3,558.40 : x
  2. Step 2: Convert to fraction form
    6,542.59/9,028.72 = 3,558.40/x
  3. Step 3: Cross multiply
    6,542.59x = 9,028.72 × 3,558.40
  4. Step 4: Simplify right side
    6,542.59x = 32,127,797.25
  5. Step 5: Solve for x
    x = 32,127,797.25/6,542.59
  6. Step 6: Final answer
    x = 4,910.56

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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.