Home / 4,186.93-6,280.50-1,265.23

Finding the Fourth Proportional to 4,186.93, 6,280.50 and 1,265.23

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Solution

The fourth proportional to 4,186.93, 6,280.50 and 1,265.23 is: 1,897.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.93 : 6,280.50 = 1,265.23 : x
  2. Step 2: Convert to fraction form
    4,186.93/6,280.50 = 1,265.23/x
  3. Step 3: Cross multiply
    4,186.93x = 6,280.50 × 1,265.23
  4. Step 4: Simplify right side
    4,186.93x = 7,946,277.02
  5. Step 5: Solve for x
    x = 7,946,277.02/4,186.93
  6. Step 6: Final answer
    x = 1,897.88

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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.