Home / 4,971.21-6,860.36-2,733.18

Finding the Fourth Proportional to 4,971.21, 6,860.36 and 2,733.18

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Solution

The fourth proportional to 4,971.21, 6,860.36 and 2,733.18 is: 3,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.21 : 6,860.36 = 2,733.18 : x
  2. Step 2: Convert to fraction form
    4,971.21/6,860.36 = 2,733.18/x
  3. Step 3: Cross multiply
    4,971.21x = 6,860.36 × 2,733.18
  4. Step 4: Simplify right side
    4,971.21x = 18,750,585.08
  5. Step 5: Solve for x
    x = 18,750,585.08/4,971.21
  6. Step 6: Final answer
    x = 3,771.84

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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.