Home / 11,438.52-17,157.78-4,038.96

Finding the Fourth Proportional to 11,438.52, 17,157.78 and 4,038.96

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Solution

The fourth proportional to 11,438.52, 17,157.78 and 4,038.96 is: 6,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,438.52 : 17,157.78 = 4,038.96 : x
  2. Step 2: Convert to fraction form
    11,438.52/17,157.78 = 4,038.96/x
  3. Step 3: Cross multiply
    11,438.52x = 17,157.78 × 4,038.96
  4. Step 4: Simplify right side
    11,438.52x = 69,299,587.11
  5. Step 5: Solve for x
    x = 69,299,587.11/11,438.52
  6. Step 6: Final answer
    x = 6,058.44

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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.