Home / 2,700.55-4,046.36-1,236.47

Finding the Fourth Proportional to 2,700.55, 4,046.36 and 1,236.47

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Solution

The fourth proportional to 2,700.55, 4,046.36 and 1,236.47 is: 1,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.55 : 4,046.36 = 1,236.47 : x
  2. Step 2: Convert to fraction form
    2,700.55/4,046.36 = 1,236.47/x
  3. Step 3: Cross multiply
    2,700.55x = 4,046.36 × 1,236.47
  4. Step 4: Simplify right side
    2,700.55x = 5,003,206.68
  5. Step 5: Solve for x
    x = 5,003,206.68/2,700.55
  6. Step 6: Final answer
    x = 1,852.66

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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.