Home / 11,899.41-17,848.98-4,877.85

Finding the Fourth Proportional to 11,899.41, 17,848.98 and 4,877.85

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Solution

The fourth proportional to 11,899.41, 17,848.98 and 4,877.85 is: 7,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.41 : 17,848.98 = 4,877.85 : x
  2. Step 2: Convert to fraction form
    11,899.41/17,848.98 = 4,877.85/x
  3. Step 3: Cross multiply
    11,899.41x = 17,848.98 × 4,877.85
  4. Step 4: Simplify right side
    11,899.41x = 87,064,622.70
  5. Step 5: Solve for x
    x = 87,064,622.70/11,899.41
  6. Step 6: Final answer
    x = 7,316.72

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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.