Home / 11,505.64-17,258.44-3,608.76

Finding the Fourth Proportional to 11,505.64, 17,258.44 and 3,608.76

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Solution

The fourth proportional to 11,505.64, 17,258.44 and 3,608.76 is: 5,413.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,505.64 : 17,258.44 = 3,608.76 : x
  2. Step 2: Convert to fraction form
    11,505.64/17,258.44 = 3,608.76/x
  3. Step 3: Cross multiply
    11,505.64x = 17,258.44 × 3,608.76
  4. Step 4: Simplify right side
    11,505.64x = 62,281,567.93
  5. Step 5: Solve for x
    x = 62,281,567.93/11,505.64
  6. Step 6: Final answer
    x = 5,413.13

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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.