Home / 7,222.96-10,825.80-2,603.44

Finding the Fourth Proportional to 7,222.96, 10,825.80 and 2,603.44

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Solution

The fourth proportional to 7,222.96, 10,825.80 and 2,603.44 is: 3,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.96 : 10,825.80 = 2,603.44 : x
  2. Step 2: Convert to fraction form
    7,222.96/10,825.80 = 2,603.44/x
  3. Step 3: Cross multiply
    7,222.96x = 10,825.80 × 2,603.44
  4. Step 4: Simplify right side
    7,222.96x = 28,184,320.75
  5. Step 5: Solve for x
    x = 28,184,320.75/7,222.96
  6. Step 6: Final answer
    x = 3,902.05

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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.