Home / 11,557.44-17,353.44-6,885.36

Finding the Fourth Proportional to 11,557.44, 17,353.44 and 6,885.36

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Solution

The fourth proportional to 11,557.44, 17,353.44 and 6,885.36 is: 10,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.44 : 17,353.44 = 6,885.36 : x
  2. Step 2: Convert to fraction form
    11,557.44/17,353.44 = 6,885.36/x
  3. Step 3: Cross multiply
    11,557.44x = 17,353.44 × 6,885.36
  4. Step 4: Simplify right side
    11,557.44x = 119,484,681.64
  5. Step 5: Solve for x
    x = 119,484,681.64/11,557.44
  6. Step 6: Final answer
    x = 10,338.33

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1.5x scale

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.