Home / 3,504.49-5,257.28-1,039.55

Finding the Fourth Proportional to 3,504.49, 5,257.28 and 1,039.55

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Solution

The fourth proportional to 3,504.49, 5,257.28 and 1,039.55 is: 1,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.49 : 5,257.28 = 1,039.55 : x
  2. Step 2: Convert to fraction form
    3,504.49/5,257.28 = 1,039.55/x
  3. Step 3: Cross multiply
    3,504.49x = 5,257.28 × 1,039.55
  4. Step 4: Simplify right side
    3,504.49x = 5,465,221.17
  5. Step 5: Solve for x
    x = 5,465,221.17/3,504.49
  6. Step 6: Final answer
    x = 1,559.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.