Home / 4,186.23-6,279.75-1,264.02

Finding the Fourth Proportional to 4,186.23, 6,279.75 and 1,264.02

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Solution

The fourth proportional to 4,186.23, 6,279.75 and 1,264.02 is: 1,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.23 : 6,279.75 = 1,264.02 : x
  2. Step 2: Convert to fraction form
    4,186.23/6,279.75 = 1,264.02/x
  3. Step 3: Cross multiply
    4,186.23x = 6,279.75 × 1,264.02
  4. Step 4: Simplify right side
    4,186.23x = 7,937,729.60
  5. Step 5: Solve for x
    x = 7,937,729.60/4,186.23
  6. Step 6: Final answer
    x = 1,896.15

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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.