Home / 8,586.36-12,876.30-3,652.92

Finding the Fourth Proportional to 8,586.36, 12,876.30 and 3,652.92

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Solution

The fourth proportional to 8,586.36, 12,876.30 and 3,652.92 is: 5,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.36 : 12,876.30 = 3,652.92 : x
  2. Step 2: Convert to fraction form
    8,586.36/12,876.30 = 3,652.92/x
  3. Step 3: Cross multiply
    8,586.36x = 12,876.30 × 3,652.92
  4. Step 4: Simplify right side
    8,586.36x = 47,036,093.80
  5. Step 5: Solve for x
    x = 47,036,093.80/8,586.36
  6. Step 6: Final answer
    x = 5,478.00

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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.