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Finding the Fourth Proportional to 6,087.39, 9,087.05 and 5,349.28

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Solution

The fourth proportional to 6,087.39, 9,087.05 and 5,349.28 is: 7,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.39 : 9,087.05 = 5,349.28 : x
  2. Step 2: Convert to fraction form
    6,087.39/9,087.05 = 5,349.28/x
  3. Step 3: Cross multiply
    6,087.39x = 9,087.05 × 5,349.28
  4. Step 4: Simplify right side
    6,087.39x = 48,609,174.82
  5. Step 5: Solve for x
    x = 48,609,174.82/6,087.39
  6. Step 6: Final answer
    x = 7,985.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.