Home / 5,611.16-7,744.08-3,253.40

Finding the Fourth Proportional to 5,611.16, 7,744.08 and 3,253.40

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Solution

The fourth proportional to 5,611.16, 7,744.08 and 3,253.40 is: 4,490.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,611.16 : 7,744.08 = 3,253.40 : x
  2. Step 2: Convert to fraction form
    5,611.16/7,744.08 = 3,253.40/x
  3. Step 3: Cross multiply
    5,611.16x = 7,744.08 × 3,253.40
  4. Step 4: Simplify right side
    5,611.16x = 25,194,589.87
  5. Step 5: Solve for x
    x = 25,194,589.87/5,611.16
  6. Step 6: Final answer
    x = 4,490.09

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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.