Home / 5,931.82-8,899.28-1,771.83

Finding the Fourth Proportional to 5,931.82, 8,899.28 and 1,771.83

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Solution

The fourth proportional to 5,931.82, 8,899.28 and 1,771.83 is: 2,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.82 : 8,899.28 = 1,771.83 : x
  2. Step 2: Convert to fraction form
    5,931.82/8,899.28 = 1,771.83/x
  3. Step 3: Cross multiply
    5,931.82x = 8,899.28 × 1,771.83
  4. Step 4: Simplify right side
    5,931.82x = 15,768,011.28
  5. Step 5: Solve for x
    x = 15,768,011.28/5,931.82
  6. Step 6: Final answer
    x = 2,658.21

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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.