Home / 2,449.96-3,381.08-2,339.26

Finding the Fourth Proportional to 2,449.96, 3,381.08 and 2,339.26

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Solution

The fourth proportional to 2,449.96, 3,381.08 and 2,339.26 is: 3,228.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.96 : 3,381.08 = 2,339.26 : x
  2. Step 2: Convert to fraction form
    2,449.96/3,381.08 = 2,339.26/x
  3. Step 3: Cross multiply
    2,449.96x = 3,381.08 × 2,339.26
  4. Step 4: Simplify right side
    2,449.96x = 7,909,225.20
  5. Step 5: Solve for x
    x = 7,909,225.20/2,449.96
  6. Step 6: Final answer
    x = 3,228.31

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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.