Home / 2,065.08-3,091.95-1,563.30

Finding the Fourth Proportional to 2,065.08, 3,091.95 and 1,563.30

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Solution

The fourth proportional to 2,065.08, 3,091.95 and 1,563.30 is: 2,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065.08 : 3,091.95 = 1,563.30 : x
  2. Step 2: Convert to fraction form
    2,065.08/3,091.95 = 1,563.30/x
  3. Step 3: Cross multiply
    2,065.08x = 3,091.95 × 1,563.30
  4. Step 4: Simplify right side
    2,065.08x = 4,833,645.44
  5. Step 5: Solve for x
    x = 4,833,645.44/2,065.08
  6. Step 6: Final answer
    x = 2,340.66

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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.