Home / 4,176.72-6,265.73-1,984.25

Finding the Fourth Proportional to 4,176.72, 6,265.73 and 1,984.25

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Solution

The fourth proportional to 4,176.72, 6,265.73 and 1,984.25 is: 2,976.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.72 : 6,265.73 = 1,984.25 : x
  2. Step 2: Convert to fraction form
    4,176.72/6,265.73 = 1,984.25/x
  3. Step 3: Cross multiply
    4,176.72x = 6,265.73 × 1,984.25
  4. Step 4: Simplify right side
    4,176.72x = 12,432,795.38
  5. Step 5: Solve for x
    x = 12,432,795.38/4,176.72
  6. Step 6: Final answer
    x = 2,976.69

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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.