Home / 8,886.78-13,328.52-3,263.22

Finding the Fourth Proportional to 8,886.78, 13,328.52 and 3,263.22

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Solution

The fourth proportional to 8,886.78, 13,328.52 and 3,263.22 is: 4,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.78 : 13,328.52 = 3,263.22 : x
  2. Step 2: Convert to fraction form
    8,886.78/13,328.52 = 3,263.22/x
  3. Step 3: Cross multiply
    8,886.78x = 13,328.52 × 3,263.22
  4. Step 4: Simplify right side
    8,886.78x = 43,493,893.03
  5. Step 5: Solve for x
    x = 43,493,893.03/8,886.78
  6. Step 6: Final answer
    x = 4,894.22

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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.