Home / 7,199.06-10,774.20-4,427.49

Finding the Fourth Proportional to 7,199.06, 10,774.20 and 4,427.49

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Solution

The fourth proportional to 7,199.06, 10,774.20 and 4,427.49 is: 6,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199.06 : 10,774.20 = 4,427.49 : x
  2. Step 2: Convert to fraction form
    7,199.06/10,774.20 = 4,427.49/x
  3. Step 3: Cross multiply
    7,199.06x = 10,774.20 × 4,427.49
  4. Step 4: Simplify right side
    7,199.06x = 47,702,608.89
  5. Step 5: Solve for x
    x = 47,702,608.89/7,199.06
  6. Step 6: Final answer
    x = 6,626.23

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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.