Home / 4,680.57-7,013.55-2,945.55

Finding the Fourth Proportional to 4,680.57, 7,013.55 and 2,945.55

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Solution

The fourth proportional to 4,680.57, 7,013.55 and 2,945.55 is: 4,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.57 : 7,013.55 = 2,945.55 : x
  2. Step 2: Convert to fraction form
    4,680.57/7,013.55 = 2,945.55/x
  3. Step 3: Cross multiply
    4,680.57x = 7,013.55 × 2,945.55
  4. Step 4: Simplify right side
    4,680.57x = 20,658,762.20
  5. Step 5: Solve for x
    x = 20,658,762.20/4,680.57
  6. Step 6: Final answer
    x = 4,413.73

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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.