Home / 4,561.51-6,842.54-1,274.80

Finding the Fourth Proportional to 4,561.51, 6,842.54 and 1,274.80

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Solution

The fourth proportional to 4,561.51, 6,842.54 and 1,274.80 is: 1,912.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.51 : 6,842.54 = 1,274.80 : x
  2. Step 2: Convert to fraction form
    4,561.51/6,842.54 = 1,274.80/x
  3. Step 3: Cross multiply
    4,561.51x = 6,842.54 × 1,274.80
  4. Step 4: Simplify right side
    4,561.51x = 8,722,869.99
  5. Step 5: Solve for x
    x = 8,722,869.99/4,561.51
  6. Step 6: Final answer
    x = 1,912.28

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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.