Home / 4,185.93-6,279-1,264.23

Finding the Fourth Proportional to 4,185.93, 6,279 and 1,264.23

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Solution

The fourth proportional to 4,185.93, 6,279 and 1,264.23 is: 1,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.93 : 6,279 = 1,264.23 : x
  2. Step 2: Convert to fraction form
    4,185.93/6,279 = 1,264.23/x
  3. Step 3: Cross multiply
    4,185.93x = 6,279 × 1,264.23
  4. Step 4: Simplify right side
    4,185.93x = 7,938,100.17
  5. Step 5: Solve for x
    x = 7,938,100.17/4,185.93
  6. Step 6: Final answer
    x = 1,896.38

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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.