Home / 5,097.91-7,647.63-1,810.73

Finding the Fourth Proportional to 5,097.91, 7,647.63 and 1,810.73

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Solution

The fourth proportional to 5,097.91, 7,647.63 and 1,810.73 is: 2,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.91 : 7,647.63 = 1,810.73 : x
  2. Step 2: Convert to fraction form
    5,097.91/7,647.63 = 1,810.73/x
  3. Step 3: Cross multiply
    5,097.91x = 7,647.63 × 1,810.73
  4. Step 4: Simplify right side
    5,097.91x = 13,847,793.07
  5. Step 5: Solve for x
    x = 13,847,793.07/5,097.91
  6. Step 6: Final answer
    x = 2,716.37

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1.5x scale

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.