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Finding the Fourth Proportional to 4,794.54, 7,190.79 and 1,506.87

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Solution

The fourth proportional to 4,794.54, 7,190.79 and 1,506.87 is: 2,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,794.54 : 7,190.79 = 1,506.87 : x
  2. Step 2: Convert to fraction form
    4,794.54/7,190.79 = 1,506.87/x
  3. Step 3: Cross multiply
    4,794.54x = 7,190.79 × 1,506.87
  4. Step 4: Simplify right side
    4,794.54x = 10,835,551.86
  5. Step 5: Solve for x
    x = 10,835,551.86/4,794.54
  6. Step 6: Final answer
    x = 2,259.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.