Home / 11,193.02-15,448.11-6,413.12

Finding the Fourth Proportional to 11,193.02, 15,448.11 and 6,413.12

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Solution

The fourth proportional to 11,193.02, 15,448.11 and 6,413.12 is: 8,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.02 : 15,448.11 = 6,413.12 : x
  2. Step 2: Convert to fraction form
    11,193.02/15,448.11 = 6,413.12/x
  3. Step 3: Cross multiply
    11,193.02x = 15,448.11 × 6,413.12
  4. Step 4: Simplify right side
    11,193.02x = 99,070,583.20
  5. Step 5: Solve for x
    x = 99,070,583.20/11,193.02
  6. Step 6: Final answer
    x = 8,851.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.