Home / 3,146.11-4,341.62-1,748.86

Finding the Fourth Proportional to 3,146.11, 4,341.62 and 1,748.86

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Solution

The fourth proportional to 3,146.11, 4,341.62 and 1,748.86 is: 2,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.11 : 4,341.62 = 1,748.86 : x
  2. Step 2: Convert to fraction form
    3,146.11/4,341.62 = 1,748.86/x
  3. Step 3: Cross multiply
    3,146.11x = 4,341.62 × 1,748.86
  4. Step 4: Simplify right side
    3,146.11x = 7,592,855.10
  5. Step 5: Solve for x
    x = 7,592,855.10/3,146.11
  6. Step 6: Final answer
    x = 2,413.41

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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.