Home / 9,685.87-14,528.72-6,413.60

Finding the Fourth Proportional to 9,685.87, 14,528.72 and 6,413.60

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Solution

The fourth proportional to 9,685.87, 14,528.72 and 6,413.60 is: 9,620.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.87 : 14,528.72 = 6,413.60 : x
  2. Step 2: Convert to fraction form
    9,685.87/14,528.72 = 6,413.60/x
  3. Step 3: Cross multiply
    9,685.87x = 14,528.72 × 6,413.60
  4. Step 4: Simplify right side
    9,685.87x = 93,181,450.95
  5. Step 5: Solve for x
    x = 93,181,450.95/9,685.87
  6. Step 6: Final answer
    x = 9,620.35

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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.