Home / 3,059.34-4,222.90-1,800.34

Finding the Fourth Proportional to 3,059.34, 4,222.90 and 1,800.34

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Solution

The fourth proportional to 3,059.34, 4,222.90 and 1,800.34 is: 2,485.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.34 : 4,222.90 = 1,800.34 : x
  2. Step 2: Convert to fraction form
    3,059.34/4,222.90 = 1,800.34/x
  3. Step 3: Cross multiply
    3,059.34x = 4,222.90 × 1,800.34
  4. Step 4: Simplify right side
    3,059.34x = 7,602,655.79
  5. Step 5: Solve for x
    x = 7,602,655.79/3,059.34
  6. Step 6: Final answer
    x = 2,485.06

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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.