Home / 11,917.02-17,876.60-4,897.46

Finding the Fourth Proportional to 11,917.02, 17,876.60 and 4,897.46

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Solution

The fourth proportional to 11,917.02, 17,876.60 and 4,897.46 is: 7,346.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917.02 : 17,876.60 = 4,897.46 : x
  2. Step 2: Convert to fraction form
    11,917.02/17,876.60 = 4,897.46/x
  3. Step 3: Cross multiply
    11,917.02x = 17,876.60 × 4,897.46
  4. Step 4: Simplify right side
    11,917.02x = 87,549,972.01
  5. Step 5: Solve for x
    x = 87,549,972.01/11,917.02
  6. Step 6: Final answer
    x = 7,346.63

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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.