Home / 4,091.09-5,645.09-2,298.50

Finding the Fourth Proportional to 4,091.09, 5,645.09 and 2,298.50

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Solution

The fourth proportional to 4,091.09, 5,645.09 and 2,298.50 is: 3,171.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.09 : 5,645.09 = 2,298.50 : x
  2. Step 2: Convert to fraction form
    4,091.09/5,645.09 = 2,298.50/x
  3. Step 3: Cross multiply
    4,091.09x = 5,645.09 × 2,298.50
  4. Step 4: Simplify right side
    4,091.09x = 12,975,199.65
  5. Step 5: Solve for x
    x = 12,975,199.65/4,091.09
  6. Step 6: Final answer
    x = 3,171.58

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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.