Home / 4,091.23-5,645.96-2,390.01

Finding the Fourth Proportional to 4,091.23, 5,645.96 and 2,390.01

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Solution

The fourth proportional to 4,091.23, 5,645.96 and 2,390.01 is: 3,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.23 : 5,645.96 = 2,390.01 : x
  2. Step 2: Convert to fraction form
    4,091.23/5,645.96 = 2,390.01/x
  3. Step 3: Cross multiply
    4,091.23x = 5,645.96 × 2,390.01
  4. Step 4: Simplify right side
    4,091.23x = 13,493,900.86
  5. Step 5: Solve for x
    x = 13,493,900.86/4,091.23
  6. Step 6: Final answer
    x = 3,298.25

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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.