Home / 7,389.64-10,194.49-4,868.52

Finding the Fourth Proportional to 7,389.64, 10,194.49 and 4,868.52

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Solution

The fourth proportional to 7,389.64, 10,194.49 and 4,868.52 is: 6,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.64 : 10,194.49 = 4,868.52 : x
  2. Step 2: Convert to fraction form
    7,389.64/10,194.49 = 4,868.52/x
  3. Step 3: Cross multiply
    7,389.64x = 10,194.49 × 4,868.52
  4. Step 4: Simplify right side
    7,389.64x = 49,632,078.45
  5. Step 5: Solve for x
    x = 49,632,078.45/7,389.64
  6. Step 6: Final answer
    x = 6,716.44

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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.