Home / 9,300.86-13,945.20-3,376.64

Finding the Fourth Proportional to 9,300.86, 13,945.20 and 3,376.64

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Solution

The fourth proportional to 9,300.86, 13,945.20 and 3,376.64 is: 5,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,300.86 : 13,945.20 = 3,376.64 : x
  2. Step 2: Convert to fraction form
    9,300.86/13,945.20 = 3,376.64/x
  3. Step 3: Cross multiply
    9,300.86x = 13,945.20 × 3,376.64
  4. Step 4: Simplify right side
    9,300.86x = 47,087,850.40
  5. Step 5: Solve for x
    x = 47,087,850.40/9,300.86
  6. Step 6: Final answer
    x = 5,062.74

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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.