Home / 3,985.63-5,973.29-3,323.38

Finding the Fourth Proportional to 3,985.63, 5,973.29 and 3,323.38

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Solution

The fourth proportional to 3,985.63, 5,973.29 and 3,323.38 is: 4,980.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985.63 : 5,973.29 = 3,323.38 : x
  2. Step 2: Convert to fraction form
    3,985.63/5,973.29 = 3,323.38/x
  3. Step 3: Cross multiply
    3,985.63x = 5,973.29 × 3,323.38
  4. Step 4: Simplify right side
    3,985.63x = 19,851,512.52
  5. Step 5: Solve for x
    x = 19,851,512.52/3,985.63
  6. Step 6: Final answer
    x = 4,980.77

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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.