Home / 7,530.60-11,291.67-3,087.05

Finding the Fourth Proportional to 7,530.60, 11,291.67 and 3,087.05

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Solution

The fourth proportional to 7,530.60, 11,291.67 and 3,087.05 is: 4,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.60 : 11,291.67 = 3,087.05 : x
  2. Step 2: Convert to fraction form
    7,530.60/11,291.67 = 3,087.05/x
  3. Step 3: Cross multiply
    7,530.60x = 11,291.67 × 3,087.05
  4. Step 4: Simplify right side
    7,530.60x = 34,857,893.42
  5. Step 5: Solve for x
    x = 34,857,893.42/7,530.60
  6. Step 6: Final answer
    x = 4,628.83

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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.