Home / 2,495.21-3,444.49-1,611.43

Finding the Fourth Proportional to 2,495.21, 3,444.49 and 1,611.43

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Solution

The fourth proportional to 2,495.21, 3,444.49 and 1,611.43 is: 2,224.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.21 : 3,444.49 = 1,611.43 : x
  2. Step 2: Convert to fraction form
    2,495.21/3,444.49 = 1,611.43/x
  3. Step 3: Cross multiply
    2,495.21x = 3,444.49 × 1,611.43
  4. Step 4: Simplify right side
    2,495.21x = 5,550,547.92
  5. Step 5: Solve for x
    x = 5,550,547.92/2,495.21
  6. Step 6: Final answer
    x = 2,224.49

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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.