Home / 2,730.93-3,768.68-1,488.93

Finding the Fourth Proportional to 2,730.93, 3,768.68 and 1,488.93

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Solution

The fourth proportional to 2,730.93, 3,768.68 and 1,488.93 is: 2,054.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.93 : 3,768.68 = 1,488.93 : x
  2. Step 2: Convert to fraction form
    2,730.93/3,768.68 = 1,488.93/x
  3. Step 3: Cross multiply
    2,730.93x = 3,768.68 × 1,488.93
  4. Step 4: Simplify right side
    2,730.93x = 5,611,293.27
  5. Step 5: Solve for x
    x = 5,611,293.27/2,730.93
  6. Step 6: Final answer
    x = 2,054.72

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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.