Home / 3,558.37-4,912.98-2,302.47

Finding the Fourth Proportional to 3,558.37, 4,912.98 and 2,302.47

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Solution

The fourth proportional to 3,558.37, 4,912.98 and 2,302.47 is: 3,178.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.37 : 4,912.98 = 2,302.47 : x
  2. Step 2: Convert to fraction form
    3,558.37/4,912.98 = 2,302.47/x
  3. Step 3: Cross multiply
    3,558.37x = 4,912.98 × 2,302.47
  4. Step 4: Simplify right side
    3,558.37x = 11,311,989.06
  5. Step 5: Solve for x
    x = 11,311,989.06/3,558.37
  6. Step 6: Final answer
    x = 3,178.98

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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.