Home / 5,775.68-7,969.52-3,385.24

Finding the Fourth Proportional to 5,775.68, 7,969.52 and 3,385.24

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Solution

The fourth proportional to 5,775.68, 7,969.52 and 3,385.24 is: 4,671.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.68 : 7,969.52 = 3,385.24 : x
  2. Step 2: Convert to fraction form
    5,775.68/7,969.52 = 3,385.24/x
  3. Step 3: Cross multiply
    5,775.68x = 7,969.52 × 3,385.24
  4. Step 4: Simplify right side
    5,775.68x = 26,978,737.88
  5. Step 5: Solve for x
    x = 26,978,737.88/5,775.68
  6. Step 6: Final answer
    x = 4,671.09

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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.