Home / 8,671.06-13,008.48-2,828.26

Finding the Fourth Proportional to 8,671.06, 13,008.48 and 2,828.26

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Solution

The fourth proportional to 8,671.06, 13,008.48 and 2,828.26 is: 4,243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671.06 : 13,008.48 = 2,828.26 : x
  2. Step 2: Convert to fraction form
    8,671.06/13,008.48 = 2,828.26/x
  3. Step 3: Cross multiply
    8,671.06x = 13,008.48 × 2,828.26
  4. Step 4: Simplify right side
    8,671.06x = 36,791,363.64
  5. Step 5: Solve for x
    x = 36,791,363.64/8,671.06
  6. Step 6: Final answer
    x = 4,243.01

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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.