Home / 8,862.35-13,295.82-3,316.12

Finding the Fourth Proportional to 8,862.35, 13,295.82 and 3,316.12

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Solution

The fourth proportional to 8,862.35, 13,295.82 and 3,316.12 is: 4,975.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.35 : 13,295.82 = 3,316.12 : x
  2. Step 2: Convert to fraction form
    8,862.35/13,295.82 = 3,316.12/x
  3. Step 3: Cross multiply
    8,862.35x = 13,295.82 × 3,316.12
  4. Step 4: Simplify right side
    8,862.35x = 44,090,588.60
  5. Step 5: Solve for x
    x = 44,090,588.60/8,862.35
  6. Step 6: Final answer
    x = 4,975.05

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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.