Home / 4,361.05-6,537.70-1,587.20

Finding the Fourth Proportional to 4,361.05, 6,537.70 and 1,587.20

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Solution

The fourth proportional to 4,361.05, 6,537.70 and 1,587.20 is: 2,379.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.05 : 6,537.70 = 1,587.20 : x
  2. Step 2: Convert to fraction form
    4,361.05/6,537.70 = 1,587.20/x
  3. Step 3: Cross multiply
    4,361.05x = 6,537.70 × 1,587.20
  4. Step 4: Simplify right side
    4,361.05x = 10,376,649.82
  5. Step 5: Solve for x
    x = 10,376,649.82/4,361.05
  6. Step 6: Final answer
    x = 2,379.39

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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.