Home / 7,548.18-11,333.38-4,222.96

Finding the Fourth Proportional to 7,548.18, 11,333.38 and 4,222.96

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Solution

The fourth proportional to 7,548.18, 11,333.38 and 4,222.96 is: 6,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.18 : 11,333.38 = 4,222.96 : x
  2. Step 2: Convert to fraction form
    7,548.18/11,333.38 = 4,222.96/x
  3. Step 3: Cross multiply
    7,548.18x = 11,333.38 × 4,222.96
  4. Step 4: Simplify right side
    7,548.18x = 47,860,410.40
  5. Step 5: Solve for x
    x = 47,860,410.40/7,548.18
  6. Step 6: Final answer
    x = 6,340.66

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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.