Home / 7,835.69-11,754.63-2,289.44

Finding the Fourth Proportional to 7,835.69, 11,754.63 and 2,289.44

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Solution

The fourth proportional to 7,835.69, 11,754.63 and 2,289.44 is: 3,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.69 : 11,754.63 = 2,289.44 : x
  2. Step 2: Convert to fraction form
    7,835.69/11,754.63 = 2,289.44/x
  3. Step 3: Cross multiply
    7,835.69x = 11,754.63 × 2,289.44
  4. Step 4: Simplify right side
    7,835.69x = 26,911,449.89
  5. Step 5: Solve for x
    x = 26,911,449.89/7,835.69
  6. Step 6: Final answer
    x = 3,434.47

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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.