Home / 5,476.68-7,558.56-3,119.04

Finding the Fourth Proportional to 5,476.68, 7,558.56 and 3,119.04

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Solution

The fourth proportional to 5,476.68, 7,558.56 and 3,119.04 is: 4,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.68 : 7,558.56 = 3,119.04 : x
  2. Step 2: Convert to fraction form
    5,476.68/7,558.56 = 3,119.04/x
  3. Step 3: Cross multiply
    5,476.68x = 7,558.56 × 3,119.04
  4. Step 4: Simplify right side
    5,476.68x = 23,575,450.98
  5. Step 5: Solve for x
    x = 23,575,450.98/5,476.68
  6. Step 6: Final answer
    x = 4,304.70

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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.