Home / 8,656.27-12,986.33-4,036.75

Finding the Fourth Proportional to 8,656.27, 12,986.33 and 4,036.75

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Solution

The fourth proportional to 8,656.27, 12,986.33 and 4,036.75 is: 6,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.27 : 12,986.33 = 4,036.75 : x
  2. Step 2: Convert to fraction form
    8,656.27/12,986.33 = 4,036.75/x
  3. Step 3: Cross multiply
    8,656.27x = 12,986.33 × 4,036.75
  4. Step 4: Simplify right side
    8,656.27x = 52,422,567.63
  5. Step 5: Solve for x
    x = 52,422,567.63/8,656.27
  6. Step 6: Final answer
    x = 6,056.02

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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.