Home / 5,814.44-8,718.72-1,917.56

Finding the Fourth Proportional to 5,814.44, 8,718.72 and 1,917.56

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Solution

The fourth proportional to 5,814.44, 8,718.72 and 1,917.56 is: 2,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.44 : 8,718.72 = 1,917.56 : x
  2. Step 2: Convert to fraction form
    5,814.44/8,718.72 = 1,917.56/x
  3. Step 3: Cross multiply
    5,814.44x = 8,718.72 × 1,917.56
  4. Step 4: Simplify right side
    5,814.44x = 16,718,668.72
  5. Step 5: Solve for x
    x = 16,718,668.72/5,814.44
  6. Step 6: Final answer
    x = 2,875.37

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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.