Home / 11,893.08-16,413.30-7,113.18

Finding the Fourth Proportional to 11,893.08, 16,413.30 and 7,113.18

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Solution

The fourth proportional to 11,893.08, 16,413.30 and 7,113.18 is: 9,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,893.08 : 16,413.30 = 7,113.18 : x
  2. Step 2: Convert to fraction form
    11,893.08/16,413.30 = 7,113.18/x
  3. Step 3: Cross multiply
    11,893.08x = 16,413.30 × 7,113.18
  4. Step 4: Simplify right side
    11,893.08x = 116,750,757.29
  5. Step 5: Solve for x
    x = 116,750,757.29/11,893.08
  6. Step 6: Final answer
    x = 9,816.70

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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.