Home / 6,719.10-10,078.64-2,336.55

Finding the Fourth Proportional to 6,719.10, 10,078.64 and 2,336.55

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Solution

The fourth proportional to 6,719.10, 10,078.64 and 2,336.55 is: 3,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.10 : 10,078.64 = 2,336.55 : x
  2. Step 2: Convert to fraction form
    6,719.10/10,078.64 = 2,336.55/x
  3. Step 3: Cross multiply
    6,719.10x = 10,078.64 × 2,336.55
  4. Step 4: Simplify right side
    6,719.10x = 23,549,303.76
  5. Step 5: Solve for x
    x = 23,549,303.76/6,719.10
  6. Step 6: Final answer
    x = 3,504.83

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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.