Home / 2,407.82-3,613.35-1,792.22

Finding the Fourth Proportional to 2,407.82, 3,613.35 and 1,792.22

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Solution

The fourth proportional to 2,407.82, 3,613.35 and 1,792.22 is: 2,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.82 : 3,613.35 = 1,792.22 : x
  2. Step 2: Convert to fraction form
    2,407.82/3,613.35 = 1,792.22/x
  3. Step 3: Cross multiply
    2,407.82x = 3,613.35 × 1,792.22
  4. Step 4: Simplify right side
    2,407.82x = 6,475,918.14
  5. Step 5: Solve for x
    x = 6,475,918.14/2,407.82
  6. Step 6: Final answer
    x = 2,689.54

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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.