Home / 4,809.18-7,215.81-2,343.99

Finding the Fourth Proportional to 4,809.18, 7,215.81 and 2,343.99

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Solution

The fourth proportional to 4,809.18, 7,215.81 and 2,343.99 is: 3,516.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.18 : 7,215.81 = 2,343.99 : x
  2. Step 2: Convert to fraction form
    4,809.18/7,215.81 = 2,343.99/x
  3. Step 3: Cross multiply
    4,809.18x = 7,215.81 × 2,343.99
  4. Step 4: Simplify right side
    4,809.18x = 16,913,786.48
  5. Step 5: Solve for x
    x = 16,913,786.48/4,809.18
  6. Step 6: Final answer
    x = 3,516.98

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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.