Home / 11,221.48-16,818.63-4,968.01

Finding the Fourth Proportional to 11,221.48, 16,818.63 and 4,968.01

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Solution

The fourth proportional to 11,221.48, 16,818.63 and 4,968.01 is: 7,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221.48 : 16,818.63 = 4,968.01 : x
  2. Step 2: Convert to fraction form
    11,221.48/16,818.63 = 4,968.01/x
  3. Step 3: Cross multiply
    11,221.48x = 16,818.63 × 4,968.01
  4. Step 4: Simplify right side
    11,221.48x = 83,555,122.03
  5. Step 5: Solve for x
    x = 83,555,122.03/11,221.48
  6. Step 6: Final answer
    x = 7,446.00

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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.