Home / 12,373.10-18,560.29-3,608.70

Finding the Fourth Proportional to 12,373.10, 18,560.29 and 3,608.70

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Solution

The fourth proportional to 12,373.10, 18,560.29 and 3,608.70 is: 5,413.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.10 : 18,560.29 = 3,608.70 : x
  2. Step 2: Convert to fraction form
    12,373.10/18,560.29 = 3,608.70/x
  3. Step 3: Cross multiply
    12,373.10x = 18,560.29 × 3,608.70
  4. Step 4: Simplify right side
    12,373.10x = 66,978,518.52
  5. Step 5: Solve for x
    x = 66,978,518.52/12,373.10
  6. Step 6: Final answer
    x = 5,413.24

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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.