Home / 9,785.93-14,679.05-2,390.54

Finding the Fourth Proportional to 9,785.93, 14,679.05 and 2,390.54

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Solution

The fourth proportional to 9,785.93, 14,679.05 and 2,390.54 is: 3,585.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.93 : 14,679.05 = 2,390.54 : x
  2. Step 2: Convert to fraction form
    9,785.93/14,679.05 = 2,390.54/x
  3. Step 3: Cross multiply
    9,785.93x = 14,679.05 × 2,390.54
  4. Step 4: Simplify right side
    9,785.93x = 35,090,770.84
  5. Step 5: Solve for x
    x = 35,090,770.84/9,785.93
  6. Step 6: Final answer
    x = 3,585.84

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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.