Home / 11,276.51-16,912.04-4,699.11

Finding the Fourth Proportional to 11,276.51, 16,912.04 and 4,699.11

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Solution

The fourth proportional to 11,276.51, 16,912.04 and 4,699.11 is: 7,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.51 : 16,912.04 = 4,699.11 : x
  2. Step 2: Convert to fraction form
    11,276.51/16,912.04 = 4,699.11/x
  3. Step 3: Cross multiply
    11,276.51x = 16,912.04 × 4,699.11
  4. Step 4: Simplify right side
    11,276.51x = 79,471,512.79
  5. Step 5: Solve for x
    x = 79,471,512.79/11,276.51
  6. Step 6: Final answer
    x = 7,047.53

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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.