Home / 9,394.37-14,091.81-2,820.56

Finding the Fourth Proportional to 9,394.37, 14,091.81 and 2,820.56

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Solution

The fourth proportional to 9,394.37, 14,091.81 and 2,820.56 is: 4,230.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,394.37 : 14,091.81 = 2,820.56 : x
  2. Step 2: Convert to fraction form
    9,394.37/14,091.81 = 2,820.56/x
  3. Step 3: Cross multiply
    9,394.37x = 14,091.81 × 2,820.56
  4. Step 4: Simplify right side
    9,394.37x = 39,746,725.15
  5. Step 5: Solve for x
    x = 39,746,725.15/9,394.37
  6. Step 6: Final answer
    x = 4,230.91

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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.