Home / 7,202.08-10,803.12-2,822.56

Finding the Fourth Proportional to 7,202.08, 10,803.12 and 2,822.56

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Solution

The fourth proportional to 7,202.08, 10,803.12 and 2,822.56 is: 4,233.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.08 : 10,803.12 = 2,822.56 : x
  2. Step 2: Convert to fraction form
    7,202.08/10,803.12 = 2,822.56/x
  3. Step 3: Cross multiply
    7,202.08x = 10,803.12 × 2,822.56
  4. Step 4: Simplify right side
    7,202.08x = 30,492,454.39
  5. Step 5: Solve for x
    x = 30,492,454.39/7,202.08
  6. Step 6: Final answer
    x = 4,233.84

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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.