Home / 2,265.03-3,124.71-1,518.21

Finding the Fourth Proportional to 2,265.03, 3,124.71 and 1,518.21

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Solution

The fourth proportional to 2,265.03, 3,124.71 and 1,518.21 is: 2,094.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.03 : 3,124.71 = 1,518.21 : x
  2. Step 2: Convert to fraction form
    2,265.03/3,124.71 = 1,518.21/x
  3. Step 3: Cross multiply
    2,265.03x = 3,124.71 × 1,518.21
  4. Step 4: Simplify right side
    2,265.03x = 4,743,965.97
  5. Step 5: Solve for x
    x = 4,743,965.97/2,265.03
  6. Step 6: Final answer
    x = 2,094.44

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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.