Home / 3,141.58-4,335.75-1,744.42

Finding the Fourth Proportional to 3,141.58, 4,335.75 and 1,744.42

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Solution

The fourth proportional to 3,141.58, 4,335.75 and 1,744.42 is: 2,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.58 : 4,335.75 = 1,744.42 : x
  2. Step 2: Convert to fraction form
    3,141.58/4,335.75 = 1,744.42/x
  3. Step 3: Cross multiply
    3,141.58x = 4,335.75 × 1,744.42
  4. Step 4: Simplify right side
    3,141.58x = 7,563,369.02
  5. Step 5: Solve for x
    x = 7,563,369.02/3,141.58
  6. Step 6: Final answer
    x = 2,407.50

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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.