Home / 3,585.88-4,949.40-2,538.28

Finding the Fourth Proportional to 3,585.88, 4,949.40 and 2,538.28

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Solution

The fourth proportional to 3,585.88, 4,949.40 and 2,538.28 is: 3,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.88 : 4,949.40 = 2,538.28 : x
  2. Step 2: Convert to fraction form
    3,585.88/4,949.40 = 2,538.28/x
  3. Step 3: Cross multiply
    3,585.88x = 4,949.40 × 2,538.28
  4. Step 4: Simplify right side
    3,585.88x = 12,562,963.03
  5. Step 5: Solve for x
    x = 12,562,963.03/3,585.88
  6. Step 6: Final answer
    x = 3,503.45

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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.