Home / 9,775.05-14,662.37-2,379.55

Finding the Fourth Proportional to 9,775.05, 14,662.37 and 2,379.55

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Solution

The fourth proportional to 9,775.05, 14,662.37 and 2,379.55 is: 3,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775.05 : 14,662.37 = 2,379.55 : x
  2. Step 2: Convert to fraction form
    9,775.05/14,662.37 = 2,379.55/x
  3. Step 3: Cross multiply
    9,775.05x = 14,662.37 × 2,379.55
  4. Step 4: Simplify right side
    9,775.05x = 34,889,825.93
  5. Step 5: Solve for x
    x = 34,889,825.93/9,775.05
  6. Step 6: Final answer
    x = 3,569.27

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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.