Home / 5,730.64-7,907.72-3,244.88

Finding the Fourth Proportional to 5,730.64, 7,907.72 and 3,244.88

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Solution

The fourth proportional to 5,730.64, 7,907.72 and 3,244.88 is: 4,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.64 : 7,907.72 = 3,244.88 : x
  2. Step 2: Convert to fraction form
    5,730.64/7,907.72 = 3,244.88/x
  3. Step 3: Cross multiply
    5,730.64x = 7,907.72 × 3,244.88
  4. Step 4: Simplify right side
    5,730.64x = 25,659,602.47
  5. Step 5: Solve for x
    x = 25,659,602.47/5,730.64
  6. Step 6: Final answer
    x = 4,477.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.