Home / 4,830.30-7,243.43-1,542.51

Finding the Fourth Proportional to 4,830.30, 7,243.43 and 1,542.51

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Solution

The fourth proportional to 4,830.30, 7,243.43 and 1,542.51 is: 2,313.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.30 : 7,243.43 = 1,542.51 : x
  2. Step 2: Convert to fraction form
    4,830.30/7,243.43 = 1,542.51/x
  3. Step 3: Cross multiply
    4,830.30x = 7,243.43 × 1,542.51
  4. Step 4: Simplify right side
    4,830.30x = 11,173,055.50
  5. Step 5: Solve for x
    x = 11,173,055.50/4,830.30
  6. Step 6: Final answer
    x = 2,313.12

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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.