Home / 7,289.76-10,934.73-2,904.66

Finding the Fourth Proportional to 7,289.76, 10,934.73 and 2,904.66

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Solution

The fourth proportional to 7,289.76, 10,934.73 and 2,904.66 is: 4,357.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.76 : 10,934.73 = 2,904.66 : x
  2. Step 2: Convert to fraction form
    7,289.76/10,934.73 = 2,904.66/x
  3. Step 3: Cross multiply
    7,289.76x = 10,934.73 × 2,904.66
  4. Step 4: Simplify right side
    7,289.76x = 31,761,672.84
  5. Step 5: Solve for x
    x = 31,761,672.84/7,289.76
  6. Step 6: Final answer
    x = 4,357.03

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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.