Home / 3,716.42-5,574.75-1,377.01

Finding the Fourth Proportional to 3,716.42, 5,574.75 and 1,377.01

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Solution

The fourth proportional to 3,716.42, 5,574.75 and 1,377.01 is: 2,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.42 : 5,574.75 = 1,377.01 : x
  2. Step 2: Convert to fraction form
    3,716.42/5,574.75 = 1,377.01/x
  3. Step 3: Cross multiply
    3,716.42x = 5,574.75 × 1,377.01
  4. Step 4: Simplify right side
    3,716.42x = 7,676,483.05
  5. Step 5: Solve for x
    x = 7,676,483.05/3,716.42
  6. Step 6: Final answer
    x = 2,065.56

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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.