Home / 2,276.86-3,415.30-1,948.82

Finding the Fourth Proportional to 2,276.86, 3,415.30 and 1,948.82

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Solution

The fourth proportional to 2,276.86, 3,415.30 and 1,948.82 is: 2,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.86 : 3,415.30 = 1,948.82 : x
  2. Step 2: Convert to fraction form
    2,276.86/3,415.30 = 1,948.82/x
  3. Step 3: Cross multiply
    2,276.86x = 3,415.30 × 1,948.82
  4. Step 4: Simplify right side
    2,276.86x = 6,655,804.95
  5. Step 5: Solve for x
    x = 6,655,804.95/2,276.86
  6. Step 6: Final answer
    x = 2,923.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.