Home / 4,040.12-5,573.94-2,643.68

Finding the Fourth Proportional to 4,040.12, 5,573.94 and 2,643.68

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Solution

The fourth proportional to 4,040.12, 5,573.94 and 2,643.68 is: 3,647.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.12 : 5,573.94 = 2,643.68 : x
  2. Step 2: Convert to fraction form
    4,040.12/5,573.94 = 2,643.68/x
  3. Step 3: Cross multiply
    4,040.12x = 5,573.94 × 2,643.68
  4. Step 4: Simplify right side
    4,040.12x = 14,735,713.70
  5. Step 5: Solve for x
    x = 14,735,713.70/4,040.12
  6. Step 6: Final answer
    x = 3,647.35

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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.