Home / 4,002.72-6,005.37-1,663.86

Finding the Fourth Proportional to 4,002.72, 6,005.37 and 1,663.86

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Solution

The fourth proportional to 4,002.72, 6,005.37 and 1,663.86 is: 2,496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.72 : 6,005.37 = 1,663.86 : x
  2. Step 2: Convert to fraction form
    4,002.72/6,005.37 = 1,663.86/x
  3. Step 3: Cross multiply
    4,002.72x = 6,005.37 × 1,663.86
  4. Step 4: Simplify right side
    4,002.72x = 9,992,094.93
  5. Step 5: Solve for x
    x = 9,992,094.93/4,002.72
  6. Step 6: Final answer
    x = 2,496.33

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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.