Home / 5,913.46-8,858.58-2,789.02

Finding the Fourth Proportional to 5,913.46, 8,858.58 and 2,789.02

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Solution

The fourth proportional to 5,913.46, 8,858.58 and 2,789.02 is: 4,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.46 : 8,858.58 = 2,789.02 : x
  2. Step 2: Convert to fraction form
    5,913.46/8,858.58 = 2,789.02/x
  3. Step 3: Cross multiply
    5,913.46x = 8,858.58 × 2,789.02
  4. Step 4: Simplify right side
    5,913.46x = 24,706,756.79
  5. Step 5: Solve for x
    x = 24,706,756.79/5,913.46
  6. Step 6: Final answer
    x = 4,178.05

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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.