Home / 3,576.15-5,364-1,110.78

Finding the Fourth Proportional to 3,576.15, 5,364 and 1,110.78

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Solution

The fourth proportional to 3,576.15, 5,364 and 1,110.78 is: 1,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.15 : 5,364 = 1,110.78 : x
  2. Step 2: Convert to fraction form
    3,576.15/5,364 = 1,110.78/x
  3. Step 3: Cross multiply
    3,576.15x = 5,364 × 1,110.78
  4. Step 4: Simplify right side
    3,576.15x = 5,958,223.92
  5. Step 5: Solve for x
    x = 5,958,223.92/3,576.15
  6. Step 6: Final answer
    x = 1,666.10

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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.