Home / 5,406.62-7,464.83-4,087.53

Finding the Fourth Proportional to 5,406.62, 7,464.83 and 4,087.53

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Solution

The fourth proportional to 5,406.62, 7,464.83 and 4,087.53 is: 5,643.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.62 : 7,464.83 = 4,087.53 : x
  2. Step 2: Convert to fraction form
    5,406.62/7,464.83 = 4,087.53/x
  3. Step 3: Cross multiply
    5,406.62x = 7,464.83 × 4,087.53
  4. Step 4: Simplify right side
    5,406.62x = 30,512,696.13
  5. Step 5: Solve for x
    x = 30,512,696.13/5,406.62
  6. Step 6: Final answer
    x = 5,643.59

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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.