Home / 5,040.54-7,561.26-2,078.37

Finding the Fourth Proportional to 5,040.54, 7,561.26 and 2,078.37

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Solution

The fourth proportional to 5,040.54, 7,561.26 and 2,078.37 is: 3,117.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.54 : 7,561.26 = 2,078.37 : x
  2. Step 2: Convert to fraction form
    5,040.54/7,561.26 = 2,078.37/x
  3. Step 3: Cross multiply
    5,040.54x = 7,561.26 × 2,078.37
  4. Step 4: Simplify right side
    5,040.54x = 15,715,095.95
  5. Step 5: Solve for x
    x = 15,715,095.95/5,040.54
  6. Step 6: Final answer
    x = 3,117.74

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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.