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Finding the Fourth Proportional to 5,771.04, 8,655.68 and 1,874.88

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Solution

The fourth proportional to 5,771.04, 8,655.68 and 1,874.88 is: 2,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.04 : 8,655.68 = 1,874.88 : x
  2. Step 2: Convert to fraction form
    5,771.04/8,655.68 = 1,874.88/x
  3. Step 3: Cross multiply
    5,771.04x = 8,655.68 × 1,874.88
  4. Step 4: Simplify right side
    5,771.04x = 16,228,361.32
  5. Step 5: Solve for x
    x = 16,228,361.32/5,771.04
  6. Step 6: Final answer
    x = 2,812.03

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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.