Home / 2,741.17-3,782.51-1,622.15

Finding the Fourth Proportional to 2,741.17, 3,782.51 and 1,622.15

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Solution

The fourth proportional to 2,741.17, 3,782.51 and 1,622.15 is: 2,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.17 : 3,782.51 = 1,622.15 : x
  2. Step 2: Convert to fraction form
    2,741.17/3,782.51 = 1,622.15/x
  3. Step 3: Cross multiply
    2,741.17x = 3,782.51 × 1,622.15
  4. Step 4: Simplify right side
    2,741.17x = 6,135,802.65
  5. Step 5: Solve for x
    x = 6,135,802.65/2,741.17
  6. Step 6: Final answer
    x = 2,238.39

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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.