Home / 9,114.45-13,681.85-4,964.60

Finding the Fourth Proportional to 9,114.45, 13,681.85 and 4,964.60

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Solution

The fourth proportional to 9,114.45, 13,681.85 and 4,964.60 is: 7,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.45 : 13,681.85 = 4,964.60 : x
  2. Step 2: Convert to fraction form
    9,114.45/13,681.85 = 4,964.60/x
  3. Step 3: Cross multiply
    9,114.45x = 13,681.85 × 4,964.60
  4. Step 4: Simplify right side
    9,114.45x = 67,924,819.28
  5. Step 5: Solve for x
    x = 67,924,819.28/9,114.45
  6. Step 6: Final answer
    x = 7,452.43

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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.