Home / 12,174.04-18,262.07-3,408.94

Finding the Fourth Proportional to 12,174.04, 18,262.07 and 3,408.94

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Solution

The fourth proportional to 12,174.04, 18,262.07 and 3,408.94 is: 5,113.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,174.04 : 18,262.07 = 3,408.94 : x
  2. Step 2: Convert to fraction form
    12,174.04/18,262.07 = 3,408.94/x
  3. Step 3: Cross multiply
    12,174.04x = 18,262.07 × 3,408.94
  4. Step 4: Simplify right side
    12,174.04x = 62,254,300.91
  5. Step 5: Solve for x
    x = 62,254,300.91/12,174.04
  6. Step 6: Final answer
    x = 5,113.69

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1.5x scale

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.