Home / 2,504.66-3,756.78-1,118.07

Finding the Fourth Proportional to 2,504.66, 3,756.78 and 1,118.07

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Solution

The fourth proportional to 2,504.66, 3,756.78 and 1,118.07 is: 1,677.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,504.66 : 3,756.78 = 1,118.07 : x
  2. Step 2: Convert to fraction form
    2,504.66/3,756.78 = 1,118.07/x
  3. Step 3: Cross multiply
    2,504.66x = 3,756.78 × 1,118.07
  4. Step 4: Simplify right side
    2,504.66x = 4,200,343.01
  5. Step 5: Solve for x
    x = 4,200,343.01/2,504.66
  6. Step 6: Final answer
    x = 1,677.01

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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.