Home / 5,725.66-8,577.30-3,946.40

Finding the Fourth Proportional to 5,725.66, 8,577.30 and 3,946.40

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Solution

The fourth proportional to 5,725.66, 8,577.30 and 3,946.40 is: 5,911.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.66 : 8,577.30 = 3,946.40 : x
  2. Step 2: Convert to fraction form
    5,725.66/8,577.30 = 3,946.40/x
  3. Step 3: Cross multiply
    5,725.66x = 8,577.30 × 3,946.40
  4. Step 4: Simplify right side
    5,725.66x = 33,849,456.72
  5. Step 5: Solve for x
    x = 33,849,456.72/5,725.66
  6. Step 6: Final answer
    x = 5,911.89

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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.