Home / 1,880.01-2,817.05-1,186.56

Finding the Fourth Proportional to 1,880.01, 2,817.05 and 1,186.56

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Solution

The fourth proportional to 1,880.01, 2,817.05 and 1,186.56 is: 1,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,880.01 : 2,817.05 = 1,186.56 : x
  2. Step 2: Convert to fraction form
    1,880.01/2,817.05 = 1,186.56/x
  3. Step 3: Cross multiply
    1,880.01x = 2,817.05 × 1,186.56
  4. Step 4: Simplify right side
    1,880.01x = 3,342,592.92
  5. Step 5: Solve for x
    x = 3,342,592.92/1,880.01
  6. Step 6: Final answer
    x = 1,777.97

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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.