Home / 7,885.80-11,829.24-2,043

Finding the Fourth Proportional to 7,885.80, 11,829.24 and 2,043

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Solution

The fourth proportional to 7,885.80, 11,829.24 and 2,043 is: 3,064.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885.80 : 11,829.24 = 2,043 : x
  2. Step 2: Convert to fraction form
    7,885.80/11,829.24 = 2,043/x
  3. Step 3: Cross multiply
    7,885.80x = 11,829.24 × 2,043
  4. Step 4: Simplify right side
    7,885.80x = 24,167,137.32
  5. Step 5: Solve for x
    x = 24,167,137.32/7,885.80
  6. Step 6: Final answer
    x = 3,064.64

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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.