Home / 4,171.90-5,756.25-2,848.36

Finding the Fourth Proportional to 4,171.90, 5,756.25 and 2,848.36

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Solution

The fourth proportional to 4,171.90, 5,756.25 and 2,848.36 is: 3,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.90 : 5,756.25 = 2,848.36 : x
  2. Step 2: Convert to fraction form
    4,171.90/5,756.25 = 2,848.36/x
  3. Step 3: Cross multiply
    4,171.90x = 5,756.25 × 2,848.36
  4. Step 4: Simplify right side
    4,171.90x = 16,395,872.25
  5. Step 5: Solve for x
    x = 16,395,872.25/4,171.90
  6. Step 6: Final answer
    x = 3,930.07

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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.