Home / 5,924.07-8,174.88-3,405.78

Finding the Fourth Proportional to 5,924.07, 8,174.88 and 3,405.78

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Solution

The fourth proportional to 5,924.07, 8,174.88 and 3,405.78 is: 4,699.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,924.07 : 8,174.88 = 3,405.78 : x
  2. Step 2: Convert to fraction form
    5,924.07/8,174.88 = 3,405.78/x
  3. Step 3: Cross multiply
    5,924.07x = 8,174.88 × 3,405.78
  4. Step 4: Simplify right side
    5,924.07x = 27,841,842.81
  5. Step 5: Solve for x
    x = 27,841,842.81/5,924.07
  6. Step 6: Final answer
    x = 4,699.78

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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.