Home / 7,833.42-11,749.91-2,902.95

Finding the Fourth Proportional to 7,833.42, 11,749.91 and 2,902.95

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Solution

The fourth proportional to 7,833.42, 11,749.91 and 2,902.95 is: 4,354.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,833.42 : 11,749.91 = 2,902.95 : x
  2. Step 2: Convert to fraction form
    7,833.42/11,749.91 = 2,902.95/x
  3. Step 3: Cross multiply
    7,833.42x = 11,749.91 × 2,902.95
  4. Step 4: Simplify right side
    7,833.42x = 34,109,386.72
  5. Step 5: Solve for x
    x = 34,109,386.72/7,833.42
  6. Step 6: Final answer
    x = 4,354.34

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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.