Home / 2,962.35-4,442.84-1,318

Finding the Fourth Proportional to 2,962.35, 4,442.84 and 1,318

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Solution

The fourth proportional to 2,962.35, 4,442.84 and 1,318 is: 1,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.35 : 4,442.84 = 1,318 : x
  2. Step 2: Convert to fraction form
    2,962.35/4,442.84 = 1,318/x
  3. Step 3: Cross multiply
    2,962.35x = 4,442.84 × 1,318
  4. Step 4: Simplify right side
    2,962.35x = 5,855,663.12
  5. Step 5: Solve for x
    x = 5,855,663.12/2,962.35
  6. Step 6: Final answer
    x = 1,976.70

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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.