Home / 11,170.02-15,413.48-6,693.66

Finding the Fourth Proportional to 11,170.02, 15,413.48 and 6,693.66

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Solution

The fourth proportional to 11,170.02, 15,413.48 and 6,693.66 is: 9,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.02 : 15,413.48 = 6,693.66 : x
  2. Step 2: Convert to fraction form
    11,170.02/15,413.48 = 6,693.66/x
  3. Step 3: Cross multiply
    11,170.02x = 15,413.48 × 6,693.66
  4. Step 4: Simplify right side
    11,170.02x = 103,172,561.07
  5. Step 5: Solve for x
    x = 103,172,561.07/11,170.02
  6. Step 6: Final answer
    x = 9,236.56

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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.