Home / 7,111.98-10,667.96-2,727.04

Finding the Fourth Proportional to 7,111.98, 10,667.96 and 2,727.04

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Solution

The fourth proportional to 7,111.98, 10,667.96 and 2,727.04 is: 4,090.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111.98 : 10,667.96 = 2,727.04 : x
  2. Step 2: Convert to fraction form
    7,111.98/10,667.96 = 2,727.04/x
  3. Step 3: Cross multiply
    7,111.98x = 10,667.96 × 2,727.04
  4. Step 4: Simplify right side
    7,111.98x = 29,091,953.64
  5. Step 5: Solve for x
    x = 29,091,953.64/7,111.98
  6. Step 6: Final answer
    x = 4,090.56

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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.