Home / 3,520.52-5,281.68-1,055.33

Finding the Fourth Proportional to 3,520.52, 5,281.68 and 1,055.33

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Solution

The fourth proportional to 3,520.52, 5,281.68 and 1,055.33 is: 1,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.52 : 5,281.68 = 1,055.33 : x
  2. Step 2: Convert to fraction form
    3,520.52/5,281.68 = 1,055.33/x
  3. Step 3: Cross multiply
    3,520.52x = 5,281.68 × 1,055.33
  4. Step 4: Simplify right side
    3,520.52x = 5,573,915.35
  5. Step 5: Solve for x
    x = 5,573,915.35/3,520.52
  6. Step 6: Final answer
    x = 1,583.26

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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.