Home / 4,076.60-6,114.90-3,903.80

Finding the Fourth Proportional to 4,076.60, 6,114.90 and 3,903.80

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Solution

The fourth proportional to 4,076.60, 6,114.90 and 3,903.80 is: 5,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.60 : 6,114.90 = 3,903.80 : x
  2. Step 2: Convert to fraction form
    4,076.60/6,114.90 = 3,903.80/x
  3. Step 3: Cross multiply
    4,076.60x = 6,114.90 × 3,903.80
  4. Step 4: Simplify right side
    4,076.60x = 23,871,346.62
  5. Step 5: Solve for x
    x = 23,871,346.62/4,076.60
  6. Step 6: Final answer
    x = 5,855.70

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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.