Home / 1,927.04-2,660.62-1,265.02

Finding the Fourth Proportional to 1,927.04, 2,660.62 and 1,265.02

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Solution

The fourth proportional to 1,927.04, 2,660.62 and 1,265.02 is: 1,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.04 : 2,660.62 = 1,265.02 : x
  2. Step 2: Convert to fraction form
    1,927.04/2,660.62 = 1,265.02/x
  3. Step 3: Cross multiply
    1,927.04x = 2,660.62 × 1,265.02
  4. Step 4: Simplify right side
    1,927.04x = 3,365,717.88
  5. Step 5: Solve for x
    x = 3,365,717.88/1,927.04
  6. Step 6: Final answer
    x = 1,746.57

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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.