Home / 4,209.63-6,315.60-1,837.91

Finding the Fourth Proportional to 4,209.63, 6,315.60 and 1,837.91

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Solution

The fourth proportional to 4,209.63, 6,315.60 and 1,837.91 is: 2,757.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.63 : 6,315.60 = 1,837.91 : x
  2. Step 2: Convert to fraction form
    4,209.63/6,315.60 = 1,837.91/x
  3. Step 3: Cross multiply
    4,209.63x = 6,315.60 × 1,837.91
  4. Step 4: Simplify right side
    4,209.63x = 11,607,472.82
  5. Step 5: Solve for x
    x = 11,607,472.82/4,209.63
  6. Step 6: Final answer
    x = 2,757.36

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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.