Home / 8,652.25-11,939.86-4,875.35

Finding the Fourth Proportional to 8,652.25, 11,939.86 and 4,875.35

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Solution

The fourth proportional to 8,652.25, 11,939.86 and 4,875.35 is: 6,727.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.25 : 11,939.86 = 4,875.35 : x
  2. Step 2: Convert to fraction form
    8,652.25/11,939.86 = 4,875.35/x
  3. Step 3: Cross multiply
    8,652.25x = 11,939.86 × 4,875.35
  4. Step 4: Simplify right side
    8,652.25x = 58,211,010.01
  5. Step 5: Solve for x
    x = 58,211,010.01/8,652.25
  6. Step 6: Final answer
    x = 6,727.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.