Home / 2,823.07-4,235.01-1,091.56

Finding the Fourth Proportional to 2,823.07, 4,235.01 and 1,091.56

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Solution

The fourth proportional to 2,823.07, 4,235.01 and 1,091.56 is: 1,637.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.07 : 4,235.01 = 1,091.56 : x
  2. Step 2: Convert to fraction form
    2,823.07/4,235.01 = 1,091.56/x
  3. Step 3: Cross multiply
    2,823.07x = 4,235.01 × 1,091.56
  4. Step 4: Simplify right side
    2,823.07x = 4,622,767.52
  5. Step 5: Solve for x
    x = 4,622,767.52/2,823.07
  6. Step 6: Final answer
    x = 1,637.50

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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.