Home / 3,415.56-5,124.76-1,441.68

Finding the Fourth Proportional to 3,415.56, 5,124.76 and 1,441.68

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Solution

The fourth proportional to 3,415.56, 5,124.76 and 1,441.68 is: 2,163.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.56 : 5,124.76 = 1,441.68 : x
  2. Step 2: Convert to fraction form
    3,415.56/5,124.76 = 1,441.68/x
  3. Step 3: Cross multiply
    3,415.56x = 5,124.76 × 1,441.68
  4. Step 4: Simplify right side
    3,415.56x = 7,388,264.00
  5. Step 5: Solve for x
    x = 7,388,264.00/3,415.56
  6. Step 6: Final answer
    x = 2,163.12

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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.