Home / 12,064.80-18,101.08-3,746.46

Finding the Fourth Proportional to 12,064.80, 18,101.08 and 3,746.46

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Solution

The fourth proportional to 12,064.80, 18,101.08 and 3,746.46 is: 5,620.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.80 : 18,101.08 = 3,746.46 : x
  2. Step 2: Convert to fraction form
    12,064.80/18,101.08 = 3,746.46/x
  3. Step 3: Cross multiply
    12,064.80x = 18,101.08 × 3,746.46
  4. Step 4: Simplify right side
    12,064.80x = 67,814,972.18
  5. Step 5: Solve for x
    x = 67,814,972.18/12,064.80
  6. Step 6: Final answer
    x = 5,620.89

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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.