Home / 5,059.10-6,980.37-3,069.61

Finding the Fourth Proportional to 5,059.10, 6,980.37 and 3,069.61

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Solution

The fourth proportional to 5,059.10, 6,980.37 and 3,069.61 is: 4,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.10 : 6,980.37 = 3,069.61 : x
  2. Step 2: Convert to fraction form
    5,059.10/6,980.37 = 3,069.61/x
  3. Step 3: Cross multiply
    5,059.10x = 6,980.37 × 3,069.61
  4. Step 4: Simplify right side
    5,059.10x = 21,427,013.56
  5. Step 5: Solve for x
    x = 21,427,013.56/5,059.10
  6. Step 6: Final answer
    x = 4,235.34

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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.