Home / 4,816.96-7,224-1,354.56

Finding the Fourth Proportional to 4,816.96, 7,224 and 1,354.56

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Solution

The fourth proportional to 4,816.96, 7,224 and 1,354.56 is: 2,031.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.96 : 7,224 = 1,354.56 : x
  2. Step 2: Convert to fraction form
    4,816.96/7,224 = 1,354.56/x
  3. Step 3: Cross multiply
    4,816.96x = 7,224 × 1,354.56
  4. Step 4: Simplify right side
    4,816.96x = 9,785,341.44
  5. Step 5: Solve for x
    x = 9,785,341.44/4,816.96
  6. Step 6: Final answer
    x = 2,031.44

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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.