Home / 2,795.29-4,193.21-1,040.39

Finding the Fourth Proportional to 2,795.29, 4,193.21 and 1,040.39

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Solution

The fourth proportional to 2,795.29, 4,193.21 and 1,040.39 is: 1,560.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.29 : 4,193.21 = 1,040.39 : x
  2. Step 2: Convert to fraction form
    2,795.29/4,193.21 = 1,040.39/x
  3. Step 3: Cross multiply
    2,795.29x = 4,193.21 × 1,040.39
  4. Step 4: Simplify right side
    2,795.29x = 4,362,573.75
  5. Step 5: Solve for x
    x = 4,362,573.75/2,795.29
  6. Step 6: Final answer
    x = 1,560.69

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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.