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Finding the Fourth Proportional to 4,533.36, 6,253.86 and 2,939.86

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Solution

The fourth proportional to 4,533.36, 6,253.86 and 2,939.86 is: 4,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,533.36 : 6,253.86 = 2,939.86 : x
  2. Step 2: Convert to fraction form
    4,533.36/6,253.86 = 2,939.86/x
  3. Step 3: Cross multiply
    4,533.36x = 6,253.86 × 2,939.86
  4. Step 4: Simplify right side
    4,533.36x = 18,385,472.86
  5. Step 5: Solve for x
    x = 18,385,472.86/4,533.36
  6. Step 6: Final answer
    x = 4,055.60

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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.