Home / 5,150.44-7,111.02-3,055.24

Finding the Fourth Proportional to 5,150.44, 7,111.02 and 3,055.24

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Solution

The fourth proportional to 5,150.44, 7,111.02 and 3,055.24 is: 4,218.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.44 : 7,111.02 = 3,055.24 : x
  2. Step 2: Convert to fraction form
    5,150.44/7,111.02 = 3,055.24/x
  3. Step 3: Cross multiply
    5,150.44x = 7,111.02 × 3,055.24
  4. Step 4: Simplify right side
    5,150.44x = 21,725,872.74
  5. Step 5: Solve for x
    x = 21,725,872.74/5,150.44
  6. Step 6: Final answer
    x = 4,218.26

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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.