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Finding the Fourth Proportional to 6,087.89, 9,130.62 and 1,927.19

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Solution

The fourth proportional to 6,087.89, 9,130.62 and 1,927.19 is: 2,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.89 : 9,130.62 = 1,927.19 : x
  2. Step 2: Convert to fraction form
    6,087.89/9,130.62 = 1,927.19/x
  3. Step 3: Cross multiply
    6,087.89x = 9,130.62 × 1,927.19
  4. Step 4: Simplify right side
    6,087.89x = 17,596,439.56
  5. Step 5: Solve for x
    x = 17,596,439.56/6,087.89
  6. Step 6: Final answer
    x = 2,890.40

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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.