Home / 2,814.27-4,220.76-1,059.18

Finding the Fourth Proportional to 2,814.27, 4,220.76 and 1,059.18

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Solution

The fourth proportional to 2,814.27, 4,220.76 and 1,059.18 is: 1,588.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.27 : 4,220.76 = 1,059.18 : x
  2. Step 2: Convert to fraction form
    2,814.27/4,220.76 = 1,059.18/x
  3. Step 3: Cross multiply
    2,814.27x = 4,220.76 × 1,059.18
  4. Step 4: Simplify right side
    2,814.27x = 4,470,544.58
  5. Step 5: Solve for x
    x = 4,470,544.58/2,814.27
  6. Step 6: Final answer
    x = 1,588.53

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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.