Home / 3,316.01-4,973.89-850.85

Finding the Fourth Proportional to 3,316.01, 4,973.89 and 850.85

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Solution

The fourth proportional to 3,316.01, 4,973.89 and 850.85 is: 1,276.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.01 : 4,973.89 = 850.85 : x
  2. Step 2: Convert to fraction form
    3,316.01/4,973.89 = 850.85/x
  3. Step 3: Cross multiply
    3,316.01x = 4,973.89 × 850.85
  4. Step 4: Simplify right side
    3,316.01x = 4,232,034.31
  5. Step 5: Solve for x
    x = 4,232,034.31/3,316.01
  6. Step 6: Final answer
    x = 1,276.24

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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.