Home / 4,066.40-6,099.60-2,813.60

Finding the Fourth Proportional to 4,066.40, 6,099.60 and 2,813.60

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Solution

The fourth proportional to 4,066.40, 6,099.60 and 2,813.60 is: 4,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.40 : 6,099.60 = 2,813.60 : x
  2. Step 2: Convert to fraction form
    4,066.40/6,099.60 = 2,813.60/x
  3. Step 3: Cross multiply
    4,066.40x = 6,099.60 × 2,813.60
  4. Step 4: Simplify right side
    4,066.40x = 17,161,834.56
  5. Step 5: Solve for x
    x = 17,161,834.56/4,066.40
  6. Step 6: Final answer
    x = 4,220.40

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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.