Home / 2,775.98-4,160.37-1,130.62

Finding the Fourth Proportional to 2,775.98, 4,160.37 and 1,130.62

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Solution

The fourth proportional to 2,775.98, 4,160.37 and 1,130.62 is: 1,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.98 : 4,160.37 = 1,130.62 : x
  2. Step 2: Convert to fraction form
    2,775.98/4,160.37 = 1,130.62/x
  3. Step 3: Cross multiply
    2,775.98x = 4,160.37 × 1,130.62
  4. Step 4: Simplify right side
    2,775.98x = 4,703,797.53
  5. Step 5: Solve for x
    x = 4,703,797.53/2,775.98
  6. Step 6: Final answer
    x = 1,694.46

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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.