Home / 5,790.39-8,686.67-2,669.19

Finding the Fourth Proportional to 5,790.39, 8,686.67 and 2,669.19

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Solution

The fourth proportional to 5,790.39, 8,686.67 and 2,669.19 is: 4,004.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.39 : 8,686.67 = 2,669.19 : x
  2. Step 2: Convert to fraction form
    5,790.39/8,686.67 = 2,669.19/x
  3. Step 3: Cross multiply
    5,790.39x = 8,686.67 × 2,669.19
  4. Step 4: Simplify right side
    5,790.39x = 23,186,359.35
  5. Step 5: Solve for x
    x = 23,186,359.35/5,790.39
  6. Step 6: Final answer
    x = 4,004.28

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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.