Home / 3,558.18-4,912.60-3,184.51

Finding the Fourth Proportional to 3,558.18, 4,912.60 and 3,184.51

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Solution

The fourth proportional to 3,558.18, 4,912.60 and 3,184.51 is: 4,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.18 : 4,912.60 = 3,184.51 : x
  2. Step 2: Convert to fraction form
    3,558.18/4,912.60 = 3,184.51/x
  3. Step 3: Cross multiply
    3,558.18x = 4,912.60 × 3,184.51
  4. Step 4: Simplify right side
    3,558.18x = 15,644,223.83
  5. Step 5: Solve for x
    x = 15,644,223.83/3,558.18
  6. Step 6: Final answer
    x = 4,396.69

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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.