Home / 2,413.18-3,615.72-1,680.94

Finding the Fourth Proportional to 2,413.18, 3,615.72 and 1,680.94

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Solution

The fourth proportional to 2,413.18, 3,615.72 and 1,680.94 is: 2,518.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413.18 : 3,615.72 = 1,680.94 : x
  2. Step 2: Convert to fraction form
    2,413.18/3,615.72 = 1,680.94/x
  3. Step 3: Cross multiply
    2,413.18x = 3,615.72 × 1,680.94
  4. Step 4: Simplify right side
    2,413.18x = 6,077,808.38
  5. Step 5: Solve for x
    x = 6,077,808.38/2,413.18
  6. Step 6: Final answer
    x = 2,518.59

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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.