Home / 4,927.67-6,800.08-2,689.54

Finding the Fourth Proportional to 4,927.67, 6,800.08 and 2,689.54

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Solution

The fourth proportional to 4,927.67, 6,800.08 and 2,689.54 is: 3,711.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.67 : 6,800.08 = 2,689.54 : x
  2. Step 2: Convert to fraction form
    4,927.67/6,800.08 = 2,689.54/x
  3. Step 3: Cross multiply
    4,927.67x = 6,800.08 × 2,689.54
  4. Step 4: Simplify right side
    4,927.67x = 18,289,087.16
  5. Step 5: Solve for x
    x = 18,289,087.16/4,927.67
  6. Step 6: Final answer
    x = 3,711.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.