Home / 5,465.22-7,542.36-3,107.58

Finding the Fourth Proportional to 5,465.22, 7,542.36 and 3,107.58

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Solution

The fourth proportional to 5,465.22, 7,542.36 and 3,107.58 is: 4,288.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.22 : 7,542.36 = 3,107.58 : x
  2. Step 2: Convert to fraction form
    5,465.22/7,542.36 = 3,107.58/x
  3. Step 3: Cross multiply
    5,465.22x = 7,542.36 × 3,107.58
  4. Step 4: Simplify right side
    5,465.22x = 23,438,487.09
  5. Step 5: Solve for x
    x = 23,438,487.09/5,465.22
  6. Step 6: Final answer
    x = 4,288.66

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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.