Home / 5,914.08-8,160.56-3,396.32

Finding the Fourth Proportional to 5,914.08, 8,160.56 and 3,396.32

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Solution

The fourth proportional to 5,914.08, 8,160.56 and 3,396.32 is: 4,686.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.08 : 8,160.56 = 3,396.32 : x
  2. Step 2: Convert to fraction form
    5,914.08/8,160.56 = 3,396.32/x
  3. Step 3: Cross multiply
    5,914.08x = 8,160.56 × 3,396.32
  4. Step 4: Simplify right side
    5,914.08x = 27,715,873.14
  5. Step 5: Solve for x
    x = 27,715,873.14/5,914.08
  6. Step 6: Final answer
    x = 4,686.42

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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.