Home / 5,972.25-8,222.88-5,418.67

Finding the Fourth Proportional to 5,972.25, 8,222.88 and 5,418.67

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Solution

The fourth proportional to 5,972.25, 8,222.88 and 5,418.67 is: 7,460.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.25 : 8,222.88 = 5,418.67 : x
  2. Step 2: Convert to fraction form
    5,972.25/8,222.88 = 5,418.67/x
  3. Step 3: Cross multiply
    5,972.25x = 8,222.88 × 5,418.67
  4. Step 4: Simplify right side
    5,972.25x = 44,557,004.96
  5. Step 5: Solve for x
    x = 44,557,004.96/5,972.25
  6. Step 6: Final answer
    x = 7,460.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.