Home / 5,634.48-8,455.08-3,137.76

Finding the Fourth Proportional to 5,634.48, 8,455.08 and 3,137.76

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Solution

The fourth proportional to 5,634.48, 8,455.08 and 3,137.76 is: 4,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.48 : 8,455.08 = 3,137.76 : x
  2. Step 2: Convert to fraction form
    5,634.48/8,455.08 = 3,137.76/x
  3. Step 3: Cross multiply
    5,634.48x = 8,455.08 × 3,137.76
  4. Step 4: Simplify right side
    5,634.48x = 26,530,011.82
  5. Step 5: Solve for x
    x = 26,530,011.82/5,634.48
  6. Step 6: Final answer
    x = 4,708.51

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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.