Home / 3,118.48-4,677.44-1,037.81

Finding the Fourth Proportional to 3,118.48, 4,677.44 and 1,037.81

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Solution

The fourth proportional to 3,118.48, 4,677.44 and 1,037.81 is: 1,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.48 : 4,677.44 = 1,037.81 : x
  2. Step 2: Convert to fraction form
    3,118.48/4,677.44 = 1,037.81/x
  3. Step 3: Cross multiply
    3,118.48x = 4,677.44 × 1,037.81
  4. Step 4: Simplify right side
    3,118.48x = 4,854,294.01
  5. Step 5: Solve for x
    x = 4,854,294.01/3,118.48
  6. Step 6: Final answer
    x = 1,556.62

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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.