Home / 2,743.64-3,786.18-1,501.64

Finding the Fourth Proportional to 2,743.64, 3,786.18 and 1,501.64

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Solution

The fourth proportional to 2,743.64, 3,786.18 and 1,501.64 is: 2,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.64 : 3,786.18 = 1,501.64 : x
  2. Step 2: Convert to fraction form
    2,743.64/3,786.18 = 1,501.64/x
  3. Step 3: Cross multiply
    2,743.64x = 3,786.18 × 1,501.64
  4. Step 4: Simplify right side
    2,743.64x = 5,685,479.34
  5. Step 5: Solve for x
    x = 5,685,479.34/2,743.64
  6. Step 6: Final answer
    x = 2,072.24

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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.