Home / 9,415.03-14,102.45-4,958.65

Finding the Fourth Proportional to 9,415.03, 14,102.45 and 4,958.65

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Solution

The fourth proportional to 9,415.03, 14,102.45 and 4,958.65 is: 7,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.03 : 14,102.45 = 4,958.65 : x
  2. Step 2: Convert to fraction form
    9,415.03/14,102.45 = 4,958.65/x
  3. Step 3: Cross multiply
    9,415.03x = 14,102.45 × 4,958.65
  4. Step 4: Simplify right side
    9,415.03x = 69,929,018.39
  5. Step 5: Solve for x
    x = 69,929,018.39/9,415.03
  6. Step 6: Final answer
    x = 7,427.38

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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.