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Finding the Fourth Proportional to 4,833.36, 7,244.88 and 2,985.36

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Solution

The fourth proportional to 4,833.36, 7,244.88 and 2,985.36 is: 4,474.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,833.36 : 7,244.88 = 2,985.36 : x
  2. Step 2: Convert to fraction form
    4,833.36/7,244.88 = 2,985.36/x
  3. Step 3: Cross multiply
    4,833.36x = 7,244.88 × 2,985.36
  4. Step 4: Simplify right side
    4,833.36x = 21,628,574.96
  5. Step 5: Solve for x
    x = 21,628,574.96/4,833.36
  6. Step 6: Final answer
    x = 4,474.85

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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.