Home / 2,381.82-3,566.08-2,162.67

Finding the Fourth Proportional to 2,381.82, 3,566.08 and 2,162.67

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Solution

The fourth proportional to 2,381.82, 3,566.08 and 2,162.67 is: 3,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.82 : 3,566.08 = 2,162.67 : x
  2. Step 2: Convert to fraction form
    2,381.82/3,566.08 = 2,162.67/x
  3. Step 3: Cross multiply
    2,381.82x = 3,566.08 × 2,162.67
  4. Step 4: Simplify right side
    2,381.82x = 7,712,254.23
  5. Step 5: Solve for x
    x = 7,712,254.23/2,381.82
  6. Step 6: Final answer
    x = 3,237.97

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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.