Home / 6,181.50-9,272.70-2,077.50

Finding the Fourth Proportional to 6,181.50, 9,272.70 and 2,077.50

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Solution

The fourth proportional to 6,181.50, 9,272.70 and 2,077.50 is: 3,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.50 : 9,272.70 = 2,077.50 : x
  2. Step 2: Convert to fraction form
    6,181.50/9,272.70 = 2,077.50/x
  3. Step 3: Cross multiply
    6,181.50x = 9,272.70 × 2,077.50
  4. Step 4: Simplify right side
    6,181.50x = 19,264,034.25
  5. Step 5: Solve for x
    x = 19,264,034.25/6,181.50
  6. Step 6: Final answer
    x = 3,116.40

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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.