Home / 2,684.36-3,703.68-1,505.41

Finding the Fourth Proportional to 2,684.36, 3,703.68 and 1,505.41

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Solution

The fourth proportional to 2,684.36, 3,703.68 and 1,505.41 is: 2,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.36 : 3,703.68 = 1,505.41 : x
  2. Step 2: Convert to fraction form
    2,684.36/3,703.68 = 1,505.41/x
  3. Step 3: Cross multiply
    2,684.36x = 3,703.68 × 1,505.41
  4. Step 4: Simplify right side
    2,684.36x = 5,575,547.65
  5. Step 5: Solve for x
    x = 5,575,547.65/2,684.36
  6. Step 6: Final answer
    x = 2,077.05

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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.