Home / 5,725.53-7,902.01-3,456.98

Finding the Fourth Proportional to 5,725.53, 7,902.01 and 3,456.98

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Solution

The fourth proportional to 5,725.53, 7,902.01 and 3,456.98 is: 4,771.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.53 : 7,902.01 = 3,456.98 : x
  2. Step 2: Convert to fraction form
    5,725.53/7,902.01 = 3,456.98/x
  3. Step 3: Cross multiply
    5,725.53x = 7,902.01 × 3,456.98
  4. Step 4: Simplify right side
    5,725.53x = 27,317,090.53
  5. Step 5: Solve for x
    x = 27,317,090.53/5,725.53
  6. Step 6: Final answer
    x = 4,771.10

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1.5x scale

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.