Home / 3,409.04-4,699.68-2,569.92

Finding the Fourth Proportional to 3,409.04, 4,699.68 and 2,569.92

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Solution

The fourth proportional to 3,409.04, 4,699.68 and 2,569.92 is: 3,542.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.04 : 4,699.68 = 2,569.92 : x
  2. Step 2: Convert to fraction form
    3,409.04/4,699.68 = 2,569.92/x
  3. Step 3: Cross multiply
    3,409.04x = 4,699.68 × 2,569.92
  4. Step 4: Simplify right side
    3,409.04x = 12,077,801.63
  5. Step 5: Solve for x
    x = 12,077,801.63/3,409.04
  6. Step 6: Final answer
    x = 3,542.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.