Home / 5,909.40-8,864.10-4,611.96

Finding the Fourth Proportional to 5,909.40, 8,864.10 and 4,611.96

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Solution

The fourth proportional to 5,909.40, 8,864.10 and 4,611.96 is: 6,917.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.40 : 8,864.10 = 4,611.96 : x
  2. Step 2: Convert to fraction form
    5,909.40/8,864.10 = 4,611.96/x
  3. Step 3: Cross multiply
    5,909.40x = 8,864.10 × 4,611.96
  4. Step 4: Simplify right side
    5,909.40x = 40,880,874.64
  5. Step 5: Solve for x
    x = 40,880,874.64/5,909.40
  6. Step 6: Final answer
    x = 6,917.94

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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.