Home / 1,927.62-2,659.30-1,141.52

Finding the Fourth Proportional to 1,927.62, 2,659.30 and 1,141.52

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Solution

The fourth proportional to 1,927.62, 2,659.30 and 1,141.52 is: 1,574.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.62 : 2,659.30 = 1,141.52 : x
  2. Step 2: Convert to fraction form
    1,927.62/2,659.30 = 1,141.52/x
  3. Step 3: Cross multiply
    1,927.62x = 2,659.30 × 1,141.52
  4. Step 4: Simplify right side
    1,927.62x = 3,035,627.99
  5. Step 5: Solve for x
    x = 3,035,627.99/1,927.62
  6. Step 6: Final answer
    x = 1,574.81

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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.