Home / 2,175.98-3,261.23-2,001.02

Finding the Fourth Proportional to 2,175.98, 3,261.23 and 2,001.02

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Solution

The fourth proportional to 2,175.98, 3,261.23 and 2,001.02 is: 2,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.98 : 3,261.23 = 2,001.02 : x
  2. Step 2: Convert to fraction form
    2,175.98/3,261.23 = 2,001.02/x
  3. Step 3: Cross multiply
    2,175.98x = 3,261.23 × 2,001.02
  4. Step 4: Simplify right side
    2,175.98x = 6,525,767.65
  5. Step 5: Solve for x
    x = 6,525,767.65/2,175.98
  6. Step 6: Final answer
    x = 2,999.01

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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.