Home / 4,259.57-5,877.79-3,141.11

Finding the Fourth Proportional to 4,259.57, 5,877.79 and 3,141.11

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Solution

The fourth proportional to 4,259.57, 5,877.79 and 3,141.11 is: 4,334.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.57 : 5,877.79 = 3,141.11 : x
  2. Step 2: Convert to fraction form
    4,259.57/5,877.79 = 3,141.11/x
  3. Step 3: Cross multiply
    4,259.57x = 5,877.79 × 3,141.11
  4. Step 4: Simplify right side
    4,259.57x = 18,462,747.71
  5. Step 5: Solve for x
    x = 18,462,747.71/4,259.57
  6. Step 6: Final answer
    x = 4,334.42

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1.5x scale

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.