Home / 2,120.33-2,926.04-1,176.14

Finding the Fourth Proportional to 2,120.33, 2,926.04 and 1,176.14

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Solution

The fourth proportional to 2,120.33, 2,926.04 and 1,176.14 is: 1,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120.33 : 2,926.04 = 1,176.14 : x
  2. Step 2: Convert to fraction form
    2,120.33/2,926.04 = 1,176.14/x
  3. Step 3: Cross multiply
    2,120.33x = 2,926.04 × 1,176.14
  4. Step 4: Simplify right side
    2,120.33x = 3,441,442.94
  5. Step 5: Solve for x
    x = 3,441,442.94/2,120.33
  6. Step 6: Final answer
    x = 1,623.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.