Home / 3,415.22-5,124.10-1,441.36

Finding the Fourth Proportional to 3,415.22, 5,124.10 and 1,441.36

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Solution

The fourth proportional to 3,415.22, 5,124.10 and 1,441.36 is: 2,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.22 : 5,124.10 = 1,441.36 : x
  2. Step 2: Convert to fraction form
    3,415.22/5,124.10 = 1,441.36/x
  3. Step 3: Cross multiply
    3,415.22x = 5,124.10 × 1,441.36
  4. Step 4: Simplify right side
    3,415.22x = 7,385,672.78
  5. Step 5: Solve for x
    x = 7,385,672.78/3,415.22
  6. Step 6: Final answer
    x = 2,162.58

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1.5x scale

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.