Home / 1,505.16-2,076.48-1,063.44

Finding the Fourth Proportional to 1,505.16, 2,076.48 and 1,063.44

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Solution

The fourth proportional to 1,505.16, 2,076.48 and 1,063.44 is: 1,467.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505.16 : 2,076.48 = 1,063.44 : x
  2. Step 2: Convert to fraction form
    1,505.16/2,076.48 = 1,063.44/x
  3. Step 3: Cross multiply
    1,505.16x = 2,076.48 × 1,063.44
  4. Step 4: Simplify right side
    1,505.16x = 2,208,211.89
  5. Step 5: Solve for x
    x = 2,208,211.89/1,505.16
  6. Step 6: Final answer
    x = 1,467.09

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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.