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Finding the Fourth Proportional to 7,903.93, 10,907.73 and 4,546.73

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Solution

The fourth proportional to 7,903.93, 10,907.73 and 4,546.73 is: 6,274.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.93 : 10,907.73 = 4,546.73 : x
  2. Step 2: Convert to fraction form
    7,903.93/10,907.73 = 4,546.73/x
  3. Step 3: Cross multiply
    7,903.93x = 10,907.73 × 4,546.73
  4. Step 4: Simplify right side
    7,903.93x = 49,594,503.22
  5. Step 5: Solve for x
    x = 49,594,503.22/7,903.93
  6. Step 6: Final answer
    x = 6,274.67

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Half scale
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Double scale
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Similar ratio
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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.