Home / 7,453.54-10,286.86-4,808.64

Finding the Fourth Proportional to 7,453.54, 10,286.86 and 4,808.64

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Solution

The fourth proportional to 7,453.54, 10,286.86 and 4,808.64 is: 6,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.54 : 10,286.86 = 4,808.64 : x
  2. Step 2: Convert to fraction form
    7,453.54/10,286.86 = 4,808.64/x
  3. Step 3: Cross multiply
    7,453.54x = 10,286.86 × 4,808.64
  4. Step 4: Simplify right side
    7,453.54x = 49,465,794.45
  5. Step 5: Solve for x
    x = 49,465,794.45/7,453.54
  6. Step 6: Final answer
    x = 6,636.55

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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.