Home / 11,927.03-17,890.95-3,162.83

Finding the Fourth Proportional to 11,927.03, 17,890.95 and 3,162.83

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Solution

The fourth proportional to 11,927.03, 17,890.95 and 3,162.83 is: 4,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.03 : 17,890.95 = 3,162.83 : x
  2. Step 2: Convert to fraction form
    11,927.03/17,890.95 = 3,162.83/x
  3. Step 3: Cross multiply
    11,927.03x = 17,890.95 × 3,162.83
  4. Step 4: Simplify right side
    11,927.03x = 56,586,033.39
  5. Step 5: Solve for x
    x = 56,586,033.39/11,927.03
  6. Step 6: Final answer
    x = 4,744.35

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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.