Home / 8,862.65-13,293.60-3,316.03

Finding the Fourth Proportional to 8,862.65, 13,293.60 and 3,316.03

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Solution

The fourth proportional to 8,862.65, 13,293.60 and 3,316.03 is: 4,973.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.65 : 13,293.60 = 3,316.03 : x
  2. Step 2: Convert to fraction form
    8,862.65/13,293.60 = 3,316.03/x
  3. Step 3: Cross multiply
    8,862.65x = 13,293.60 × 3,316.03
  4. Step 4: Simplify right side
    8,862.65x = 44,081,976.41
  5. Step 5: Solve for x
    x = 44,081,976.41/8,862.65
  6. Step 6: Final answer
    x = 4,973.90

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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.