Home / 2,971.49-4,448.93-2,238.84

Finding the Fourth Proportional to 2,971.49, 4,448.93 and 2,238.84

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Solution

The fourth proportional to 2,971.49, 4,448.93 and 2,238.84 is: 3,352.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.49 : 4,448.93 = 2,238.84 : x
  2. Step 2: Convert to fraction form
    2,971.49/4,448.93 = 2,238.84/x
  3. Step 3: Cross multiply
    2,971.49x = 4,448.93 × 2,238.84
  4. Step 4: Simplify right side
    2,971.49x = 9,960,431.25
  5. Step 5: Solve for x
    x = 9,960,431.25/2,971.49
  6. Step 6: Final answer
    x = 3,352.00

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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.