Home / 11,895.85-17,830.81-4,962.25

Finding the Fourth Proportional to 11,895.85, 17,830.81 and 4,962.25

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Solution

The fourth proportional to 11,895.85, 17,830.81 and 4,962.25 is: 7,437.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.85 : 17,830.81 = 4,962.25 : x
  2. Step 2: Convert to fraction form
    11,895.85/17,830.81 = 4,962.25/x
  3. Step 3: Cross multiply
    11,895.85x = 17,830.81 × 4,962.25
  4. Step 4: Simplify right side
    11,895.85x = 88,480,936.92
  5. Step 5: Solve for x
    x = 88,480,936.92/11,895.85
  6. Step 6: Final answer
    x = 7,437.97

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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.