Home / 2,730.06-4,097.42-1,087.76

Finding the Fourth Proportional to 2,730.06, 4,097.42 and 1,087.76

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Solution

The fourth proportional to 2,730.06, 4,097.42 and 1,087.76 is: 1,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.06 : 4,097.42 = 1,087.76 : x
  2. Step 2: Convert to fraction form
    2,730.06/4,097.42 = 1,087.76/x
  3. Step 3: Cross multiply
    2,730.06x = 4,097.42 × 1,087.76
  4. Step 4: Simplify right side
    2,730.06x = 4,457,009.58
  5. Step 5: Solve for x
    x = 4,457,009.58/2,730.06
  6. Step 6: Final answer
    x = 1,632.57

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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.