Home / 5,751.02-8,620.72-2,238.84

Finding the Fourth Proportional to 5,751.02, 8,620.72 and 2,238.84

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Solution

The fourth proportional to 5,751.02, 8,620.72 and 2,238.84 is: 3,355.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.02 : 8,620.72 = 2,238.84 : x
  2. Step 2: Convert to fraction form
    5,751.02/8,620.72 = 2,238.84/x
  3. Step 3: Cross multiply
    5,751.02x = 8,620.72 × 2,238.84
  4. Step 4: Simplify right side
    5,751.02x = 19,300,369.66
  5. Step 5: Solve for x
    x = 19,300,369.66/5,751.02
  6. Step 6: Final answer
    x = 3,355.99

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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.