Home / 9,785.94-14,679.09-2,390.46

Finding the Fourth Proportional to 9,785.94, 14,679.09 and 2,390.46

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Solution

The fourth proportional to 9,785.94, 14,679.09 and 2,390.46 is: 3,585.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.94 : 14,679.09 = 2,390.46 : x
  2. Step 2: Convert to fraction form
    9,785.94/14,679.09 = 2,390.46/x
  3. Step 3: Cross multiply
    9,785.94x = 14,679.09 × 2,390.46
  4. Step 4: Simplify right side
    9,785.94x = 35,089,777.48
  5. Step 5: Solve for x
    x = 35,089,777.48/9,785.94
  6. Step 6: Final answer
    x = 3,585.73

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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.