Home / 2,879.27-4,317.47-1,492.23

Finding the Fourth Proportional to 2,879.27, 4,317.47 and 1,492.23

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Solution

The fourth proportional to 2,879.27, 4,317.47 and 1,492.23 is: 2,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.27 : 4,317.47 = 1,492.23 : x
  2. Step 2: Convert to fraction form
    2,879.27/4,317.47 = 1,492.23/x
  3. Step 3: Cross multiply
    2,879.27x = 4,317.47 × 1,492.23
  4. Step 4: Simplify right side
    2,879.27x = 6,442,658.26
  5. Step 5: Solve for x
    x = 6,442,658.26/2,879.27
  6. Step 6: Final answer
    x = 2,237.60

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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.