Home / 8,574.89-12,863.36-3,027.09

Finding the Fourth Proportional to 8,574.89, 12,863.36 and 3,027.09

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Solution

The fourth proportional to 8,574.89, 12,863.36 and 3,027.09 is: 4,541.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574.89 : 12,863.36 = 3,027.09 : x
  2. Step 2: Convert to fraction form
    8,574.89/12,863.36 = 3,027.09/x
  3. Step 3: Cross multiply
    8,574.89x = 12,863.36 × 3,027.09
  4. Step 4: Simplify right side
    8,574.89x = 38,938,548.42
  5. Step 5: Solve for x
    x = 38,938,548.42/8,574.89
  6. Step 6: Final answer
    x = 4,541.00

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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.