Home / 2,293.27-3,439.91-1,878.08

Finding the Fourth Proportional to 2,293.27, 3,439.91 and 1,878.08

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Solution

The fourth proportional to 2,293.27, 3,439.91 and 1,878.08 is: 2,817.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.27 : 3,439.91 = 1,878.08 : x
  2. Step 2: Convert to fraction form
    2,293.27/3,439.91 = 1,878.08/x
  3. Step 3: Cross multiply
    2,293.27x = 3,439.91 × 1,878.08
  4. Step 4: Simplify right side
    2,293.27x = 6,460,413.67
  5. Step 5: Solve for x
    x = 6,460,413.67/2,293.27
  6. Step 6: Final answer
    x = 2,817.12

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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.