Home / 8,942.98-13,405.35-4,011.30

Finding the Fourth Proportional to 8,942.98, 13,405.35 and 4,011.30

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Solution

The fourth proportional to 8,942.98, 13,405.35 and 4,011.30 is: 6,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.98 : 13,405.35 = 4,011.30 : x
  2. Step 2: Convert to fraction form
    8,942.98/13,405.35 = 4,011.30/x
  3. Step 3: Cross multiply
    8,942.98x = 13,405.35 × 4,011.30
  4. Step 4: Simplify right side
    8,942.98x = 53,772,880.46
  5. Step 5: Solve for x
    x = 53,772,880.46/8,942.98
  6. Step 6: Final answer
    x = 6,012.86

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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.