Home / 3,059.85-4,222.58-1,662.60

Finding the Fourth Proportional to 3,059.85, 4,222.58 and 1,662.60

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Solution

The fourth proportional to 3,059.85, 4,222.58 and 1,662.60 is: 2,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.85 : 4,222.58 = 1,662.60 : x
  2. Step 2: Convert to fraction form
    3,059.85/4,222.58 = 1,662.60/x
  3. Step 3: Cross multiply
    3,059.85x = 4,222.58 × 1,662.60
  4. Step 4: Simplify right side
    3,059.85x = 7,020,461.51
  5. Step 5: Solve for x
    x = 7,020,461.51/3,059.85
  6. Step 6: Final answer
    x = 2,294.38

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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.