Home / 3,424.33-4,725.46-1,911.93

Finding the Fourth Proportional to 3,424.33, 4,725.46 and 1,911.93

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Solution

The fourth proportional to 3,424.33, 4,725.46 and 1,911.93 is: 2,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.33 : 4,725.46 = 1,911.93 : x
  2. Step 2: Convert to fraction form
    3,424.33/4,725.46 = 1,911.93/x
  3. Step 3: Cross multiply
    3,424.33x = 4,725.46 × 1,911.93
  4. Step 4: Simplify right side
    3,424.33x = 9,034,752.07
  5. Step 5: Solve for x
    x = 9,034,752.07/3,424.33
  6. Step 6: Final answer
    x = 2,638.40

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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.