Home / 3,125.24-4,688.66-933.96

Finding the Fourth Proportional to 3,125.24, 4,688.66 and 933.96

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Solution

The fourth proportional to 3,125.24, 4,688.66 and 933.96 is: 1,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.24 : 4,688.66 = 933.96 : x
  2. Step 2: Convert to fraction form
    3,125.24/4,688.66 = 933.96/x
  3. Step 3: Cross multiply
    3,125.24x = 4,688.66 × 933.96
  4. Step 4: Simplify right side
    3,125.24x = 4,379,020.89
  5. Step 5: Solve for x
    x = 4,379,020.89/3,125.24
  6. Step 6: Final answer
    x = 1,401.18

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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.