Home / 3,795.90-5,693.79-3,145.26

Finding the Fourth Proportional to 3,795.90, 5,693.79 and 3,145.26

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Solution

The fourth proportional to 3,795.90, 5,693.79 and 3,145.26 is: 4,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.90 : 5,693.79 = 3,145.26 : x
  2. Step 2: Convert to fraction form
    3,795.90/5,693.79 = 3,145.26/x
  3. Step 3: Cross multiply
    3,795.90x = 5,693.79 × 3,145.26
  4. Step 4: Simplify right side
    3,795.90x = 17,908,483.08
  5. Step 5: Solve for x
    x = 17,908,483.08/3,795.90
  6. Step 6: Final answer
    x = 4,717.85

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1.5x scale

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.