Home / 7,245.25-10,860.52-4,118.79

Finding the Fourth Proportional to 7,245.25, 10,860.52 and 4,118.79

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Solution

The fourth proportional to 7,245.25, 10,860.52 and 4,118.79 is: 6,174.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.25 : 10,860.52 = 4,118.79 : x
  2. Step 2: Convert to fraction form
    7,245.25/10,860.52 = 4,118.79/x
  3. Step 3: Cross multiply
    7,245.25x = 10,860.52 × 4,118.79
  4. Step 4: Simplify right side
    7,245.25x = 44,732,211.24
  5. Step 5: Solve for x
    x = 44,732,211.24/7,245.25
  6. Step 6: Final answer
    x = 6,174.01

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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.