Home / 7,727.23-11,589.93-2,181.01

Finding the Fourth Proportional to 7,727.23, 11,589.93 and 2,181.01

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Solution

The fourth proportional to 7,727.23, 11,589.93 and 2,181.01 is: 3,271.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.23 : 11,589.93 = 2,181.01 : x
  2. Step 2: Convert to fraction form
    7,727.23/11,589.93 = 2,181.01/x
  3. Step 3: Cross multiply
    7,727.23x = 11,589.93 × 2,181.01
  4. Step 4: Simplify right side
    7,727.23x = 25,277,753.23
  5. Step 5: Solve for x
    x = 25,277,753.23/7,727.23
  6. Step 6: Final answer
    x = 3,271.26

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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.