Home / 2,515.52-3,473.70-1,522.48

Finding the Fourth Proportional to 2,515.52, 3,473.70 and 1,522.48

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Solution

The fourth proportional to 2,515.52, 3,473.70 and 1,522.48 is: 2,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.52 : 3,473.70 = 1,522.48 : x
  2. Step 2: Convert to fraction form
    2,515.52/3,473.70 = 1,522.48/x
  3. Step 3: Cross multiply
    2,515.52x = 3,473.70 × 1,522.48
  4. Step 4: Simplify right side
    2,515.52x = 5,288,638.78
  5. Step 5: Solve for x
    x = 5,288,638.78/2,515.52
  6. Step 6: Final answer
    x = 2,102.40

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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.