Home / 5,669.86-8,504.72-1,972.02

Finding the Fourth Proportional to 5,669.86, 8,504.72 and 1,972.02

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Solution

The fourth proportional to 5,669.86, 8,504.72 and 1,972.02 is: 2,958.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.86 : 8,504.72 = 1,972.02 : x
  2. Step 2: Convert to fraction form
    5,669.86/8,504.72 = 1,972.02/x
  3. Step 3: Cross multiply
    5,669.86x = 8,504.72 × 1,972.02
  4. Step 4: Simplify right side
    5,669.86x = 16,771,477.93
  5. Step 5: Solve for x
    x = 16,771,477.93/5,669.86
  6. Step 6: Final answer
    x = 2,958.01

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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.