Home / 11,749.05-16,208.10-7,032.42

Finding the Fourth Proportional to 11,749.05, 16,208.10 and 7,032.42

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Solution

The fourth proportional to 11,749.05, 16,208.10 and 7,032.42 is: 9,701.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.05 : 16,208.10 = 7,032.42 : x
  2. Step 2: Convert to fraction form
    11,749.05/16,208.10 = 7,032.42/x
  3. Step 3: Cross multiply
    11,749.05x = 16,208.10 × 7,032.42
  4. Step 4: Simplify right side
    11,749.05x = 113,982,166.60
  5. Step 5: Solve for x
    x = 113,982,166.60/11,749.05
  6. Step 6: Final answer
    x = 9,701.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.