Home / 2,844.59-4,262.90-1,087.70

Finding the Fourth Proportional to 2,844.59, 4,262.90 and 1,087.70

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Solution

The fourth proportional to 2,844.59, 4,262.90 and 1,087.70 is: 1,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.59 : 4,262.90 = 1,087.70 : x
  2. Step 2: Convert to fraction form
    2,844.59/4,262.90 = 1,087.70/x
  3. Step 3: Cross multiply
    2,844.59x = 4,262.90 × 1,087.70
  4. Step 4: Simplify right side
    2,844.59x = 4,636,750.89
  5. Step 5: Solve for x
    x = 4,636,750.89/2,844.59
  6. Step 6: Final answer
    x = 1,630.02

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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.