Home / 3,924.24-5,887.44-3,494.40

Finding the Fourth Proportional to 3,924.24, 5,887.44 and 3,494.40

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Solution

The fourth proportional to 3,924.24, 5,887.44 and 3,494.40 is: 5,242.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.24 : 5,887.44 = 3,494.40 : x
  2. Step 2: Convert to fraction form
    3,924.24/5,887.44 = 3,494.40/x
  3. Step 3: Cross multiply
    3,924.24x = 5,887.44 × 3,494.40
  4. Step 4: Simplify right side
    3,924.24x = 20,573,070.34
  5. Step 5: Solve for x
    x = 20,573,070.34/3,924.24
  6. Step 6: Final answer
    x = 5,242.56

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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.