Home / 4,822.20-7,231.74-1,534.52

Finding the Fourth Proportional to 4,822.20, 7,231.74 and 1,534.52

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Solution

The fourth proportional to 4,822.20, 7,231.74 and 1,534.52 is: 2,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.20 : 7,231.74 = 1,534.52 : x
  2. Step 2: Convert to fraction form
    4,822.20/7,231.74 = 1,534.52/x
  3. Step 3: Cross multiply
    4,822.20x = 7,231.74 × 1,534.52
  4. Step 4: Simplify right side
    4,822.20x = 11,097,267.74
  5. Step 5: Solve for x
    x = 11,097,267.74/4,822.20
  6. Step 6: Final answer
    x = 2,301.29

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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.