Home / 4,811-7,179.27-4,292.60

Finding the Fourth Proportional to 4,811, 7,179.27 and 4,292.60

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Solution

The fourth proportional to 4,811, 7,179.27 and 4,292.60 is: 6,405.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811 : 7,179.27 = 4,292.60 : x
  2. Step 2: Convert to fraction form
    4,811/7,179.27 = 4,292.60/x
  3. Step 3: Cross multiply
    4,811x = 7,179.27 × 4,292.60
  4. Step 4: Simplify right side
    4,811x = 30,817,734.40
  5. Step 5: Solve for x
    x = 30,817,734.40/4,811
  6. Step 6: Final answer
    x = 6,405.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.