Home / 5,140.36-7,093.85-3,225.83

Finding the Fourth Proportional to 5,140.36, 7,093.85 and 3,225.83

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Solution

The fourth proportional to 5,140.36, 7,093.85 and 3,225.83 is: 4,451.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140.36 : 7,093.85 = 3,225.83 : x
  2. Step 2: Convert to fraction form
    5,140.36/7,093.85 = 3,225.83/x
  3. Step 3: Cross multiply
    5,140.36x = 7,093.85 × 3,225.83
  4. Step 4: Simplify right side
    5,140.36x = 22,883,529.77
  5. Step 5: Solve for x
    x = 22,883,529.77/5,140.36
  6. Step 6: Final answer
    x = 4,451.74

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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.