Home / 4,413.90-6,621.80-1,492.14

Finding the Fourth Proportional to 4,413.90, 6,621.80 and 1,492.14

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Solution

The fourth proportional to 4,413.90, 6,621.80 and 1,492.14 is: 2,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,413.90 : 6,621.80 = 1,492.14 : x
  2. Step 2: Convert to fraction form
    4,413.90/6,621.80 = 1,492.14/x
  3. Step 3: Cross multiply
    4,413.90x = 6,621.80 × 1,492.14
  4. Step 4: Simplify right side
    4,413.90x = 9,880,652.65
  5. Step 5: Solve for x
    x = 9,880,652.65/4,413.90
  6. Step 6: Final answer
    x = 2,238.53

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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.