Home / 3,109.79-4,667.73-2,423.93

Finding the Fourth Proportional to 3,109.79, 4,667.73 and 2,423.93

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Solution

The fourth proportional to 3,109.79, 4,667.73 and 2,423.93 is: 3,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109.79 : 4,667.73 = 2,423.93 : x
  2. Step 2: Convert to fraction form
    3,109.79/4,667.73 = 2,423.93/x
  3. Step 3: Cross multiply
    3,109.79x = 4,667.73 × 2,423.93
  4. Step 4: Simplify right side
    3,109.79x = 11,314,218.35
  5. Step 5: Solve for x
    x = 11,314,218.35/3,109.79
  6. Step 6: Final answer
    x = 3,638.26

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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.