Home / 1,974.01-2,724.48-1,134.65

Finding the Fourth Proportional to 1,974.01, 2,724.48 and 1,134.65

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Solution

The fourth proportional to 1,974.01, 2,724.48 and 1,134.65 is: 1,566.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974.01 : 2,724.48 = 1,134.65 : x
  2. Step 2: Convert to fraction form
    1,974.01/2,724.48 = 1,134.65/x
  3. Step 3: Cross multiply
    1,974.01x = 2,724.48 × 1,134.65
  4. Step 4: Simplify right side
    1,974.01x = 3,091,317.61
  5. Step 5: Solve for x
    x = 3,091,317.61/1,974.01
  6. Step 6: Final answer
    x = 1,566.01

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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.