Home / 2,463.96-3,400.06-1,415.80

Finding the Fourth Proportional to 2,463.96, 3,400.06 and 1,415.80

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Solution

The fourth proportional to 2,463.96, 3,400.06 and 1,415.80 is: 1,953.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,463.96 : 3,400.06 = 1,415.80 : x
  2. Step 2: Convert to fraction form
    2,463.96/3,400.06 = 1,415.80/x
  3. Step 3: Cross multiply
    2,463.96x = 3,400.06 × 1,415.80
  4. Step 4: Simplify right side
    2,463.96x = 4,813,804.95
  5. Step 5: Solve for x
    x = 4,813,804.95/2,463.96
  6. Step 6: Final answer
    x = 1,953.69

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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.