Home / 4,842.18-7,274.21-4,186.08

Finding the Fourth Proportional to 4,842.18, 7,274.21 and 4,186.08

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Solution

The fourth proportional to 4,842.18, 7,274.21 and 4,186.08 is: 6,288.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.18 : 7,274.21 = 4,186.08 : x
  2. Step 2: Convert to fraction form
    4,842.18/7,274.21 = 4,186.08/x
  3. Step 3: Cross multiply
    4,842.18x = 7,274.21 × 4,186.08
  4. Step 4: Simplify right side
    4,842.18x = 30,450,404.07
  5. Step 5: Solve for x
    x = 30,450,404.07/4,842.18
  6. Step 6: Final answer
    x = 6,288.57

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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.