Home / 8,829.69-13,246.37-2,986.76

Finding the Fourth Proportional to 8,829.69, 13,246.37 and 2,986.76

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Solution

The fourth proportional to 8,829.69, 13,246.37 and 2,986.76 is: 4,480.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.69 : 13,246.37 = 2,986.76 : x
  2. Step 2: Convert to fraction form
    8,829.69/13,246.37 = 2,986.76/x
  3. Step 3: Cross multiply
    8,829.69x = 13,246.37 × 2,986.76
  4. Step 4: Simplify right side
    8,829.69x = 39,563,646.90
  5. Step 5: Solve for x
    x = 39,563,646.90/8,829.69
  6. Step 6: Final answer
    x = 4,480.75

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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.