Home / 8,717.06-13,068.26-3,783

Finding the Fourth Proportional to 8,717.06, 13,068.26 and 3,783

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Solution

The fourth proportional to 8,717.06, 13,068.26 and 3,783 is: 5,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.06 : 13,068.26 = 3,783 : x
  2. Step 2: Convert to fraction form
    8,717.06/13,068.26 = 3,783/x
  3. Step 3: Cross multiply
    8,717.06x = 13,068.26 × 3,783
  4. Step 4: Simplify right side
    8,717.06x = 49,437,227.58
  5. Step 5: Solve for x
    x = 49,437,227.58/8,717.06
  6. Step 6: Final answer
    x = 5,671.32

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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.