Home / 4,123.14-6,185.73-1,201.47

Finding the Fourth Proportional to 4,123.14, 6,185.73 and 1,201.47

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Solution

The fourth proportional to 4,123.14, 6,185.73 and 1,201.47 is: 1,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.14 : 6,185.73 = 1,201.47 : x
  2. Step 2: Convert to fraction form
    4,123.14/6,185.73 = 1,201.47/x
  3. Step 3: Cross multiply
    4,123.14x = 6,185.73 × 1,201.47
  4. Step 4: Simplify right side
    4,123.14x = 7,431,969.02
  5. Step 5: Solve for x
    x = 7,431,969.02/4,123.14
  6. Step 6: Final answer
    x = 1,802.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.