Home / 4,742.44-6,541.51-2,879.44

Finding the Fourth Proportional to 4,742.44, 6,541.51 and 2,879.44

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Solution

The fourth proportional to 4,742.44, 6,541.51 and 2,879.44 is: 3,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.44 : 6,541.51 = 2,879.44 : x
  2. Step 2: Convert to fraction form
    4,742.44/6,541.51 = 2,879.44/x
  3. Step 3: Cross multiply
    4,742.44x = 6,541.51 × 2,879.44
  4. Step 4: Simplify right side
    4,742.44x = 18,835,838.45
  5. Step 5: Solve for x
    x = 18,835,838.45/4,742.44
  6. Step 6: Final answer
    x = 3,971.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.