Home / 1,879.47-2,593.80-1,248.93

Finding the Fourth Proportional to 1,879.47, 2,593.80 and 1,248.93

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Solution

The fourth proportional to 1,879.47, 2,593.80 and 1,248.93 is: 1,723.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.47 : 2,593.80 = 1,248.93 : x
  2. Step 2: Convert to fraction form
    1,879.47/2,593.80 = 1,248.93/x
  3. Step 3: Cross multiply
    1,879.47x = 2,593.80 × 1,248.93
  4. Step 4: Simplify right side
    1,879.47x = 3,239,474.63
  5. Step 5: Solve for x
    x = 3,239,474.63/1,879.47
  6. Step 6: Final answer
    x = 1,723.61

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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.