Home / 5,725.25-7,897.95-3,570.03

Finding the Fourth Proportional to 5,725.25, 7,897.95 and 3,570.03

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Solution

The fourth proportional to 5,725.25, 7,897.95 and 3,570.03 is: 4,924.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.25 : 7,897.95 = 3,570.03 : x
  2. Step 2: Convert to fraction form
    5,725.25/7,897.95 = 3,570.03/x
  3. Step 3: Cross multiply
    5,725.25x = 7,897.95 × 3,570.03
  4. Step 4: Simplify right side
    5,725.25x = 28,195,861.10
  5. Step 5: Solve for x
    x = 28,195,861.10/5,725.25
  6. Step 6: Final answer
    x = 4,924.83

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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.