Home / 7,879.34-10,873.96-4,522.14

Finding the Fourth Proportional to 7,879.34, 10,873.96 and 4,522.14

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Solution

The fourth proportional to 7,879.34, 10,873.96 and 4,522.14 is: 6,240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879.34 : 10,873.96 = 4,522.14 : x
  2. Step 2: Convert to fraction form
    7,879.34/10,873.96 = 4,522.14/x
  3. Step 3: Cross multiply
    7,879.34x = 10,873.96 × 4,522.14
  4. Step 4: Simplify right side
    7,879.34x = 49,173,569.47
  5. Step 5: Solve for x
    x = 49,173,569.47/7,879.34
  6. Step 6: Final answer
    x = 6,240.82

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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.