Home / 5,441.02-8,165.64-3,983.92

Finding the Fourth Proportional to 5,441.02, 8,165.64 and 3,983.92

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Solution

The fourth proportional to 5,441.02, 8,165.64 and 3,983.92 is: 5,978.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.02 : 8,165.64 = 3,983.92 : x
  2. Step 2: Convert to fraction form
    5,441.02/8,165.64 = 3,983.92/x
  3. Step 3: Cross multiply
    5,441.02x = 8,165.64 × 3,983.92
  4. Step 4: Simplify right side
    5,441.02x = 32,531,256.51
  5. Step 5: Solve for x
    x = 32,531,256.51/5,441.02
  6. Step 6: Final answer
    x = 5,978.89

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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.