Home / 10,379.63-15,567.77-2,982.41

Finding the Fourth Proportional to 10,379.63, 15,567.77 and 2,982.41

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Solution

The fourth proportional to 10,379.63, 15,567.77 and 2,982.41 is: 4,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379.63 : 15,567.77 = 2,982.41 : x
  2. Step 2: Convert to fraction form
    10,379.63/15,567.77 = 2,982.41/x
  3. Step 3: Cross multiply
    10,379.63x = 15,567.77 × 2,982.41
  4. Step 4: Simplify right side
    10,379.63x = 46,429,395.09
  5. Step 5: Solve for x
    x = 46,429,395.09/10,379.63
  6. Step 6: Final answer
    x = 4,473.13

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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.