Home / 6,788.86-10,180.64-2,345.72

Finding the Fourth Proportional to 6,788.86, 10,180.64 and 2,345.72

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Solution

The fourth proportional to 6,788.86, 10,180.64 and 2,345.72 is: 3,517.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.86 : 10,180.64 = 2,345.72 : x
  2. Step 2: Convert to fraction form
    6,788.86/10,180.64 = 2,345.72/x
  3. Step 3: Cross multiply
    6,788.86x = 10,180.64 × 2,345.72
  4. Step 4: Simplify right side
    6,788.86x = 23,880,885.82
  5. Step 5: Solve for x
    x = 23,880,885.82/6,788.86
  6. Step 6: Final answer
    x = 3,517.66

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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.