Home / 3,137.09-4,703.50-1,493.80

Finding the Fourth Proportional to 3,137.09, 4,703.50 and 1,493.80

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Solution

The fourth proportional to 3,137.09, 4,703.50 and 1,493.80 is: 2,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.09 : 4,703.50 = 1,493.80 : x
  2. Step 2: Convert to fraction form
    3,137.09/4,703.50 = 1,493.80/x
  3. Step 3: Cross multiply
    3,137.09x = 4,703.50 × 1,493.80
  4. Step 4: Simplify right side
    3,137.09x = 7,026,088.30
  5. Step 5: Solve for x
    x = 7,026,088.30/3,137.09
  6. Step 6: Final answer
    x = 2,239.68

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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.