Home / 3,559.64-4,911.72-3,272.90

Finding the Fourth Proportional to 3,559.64, 4,911.72 and 3,272.90

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Solution

The fourth proportional to 3,559.64, 4,911.72 and 3,272.90 is: 4,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.64 : 4,911.72 = 3,272.90 : x
  2. Step 2: Convert to fraction form
    3,559.64/4,911.72 = 3,272.90/x
  3. Step 3: Cross multiply
    3,559.64x = 4,911.72 × 3,272.90
  4. Step 4: Simplify right side
    3,559.64x = 16,075,568.39
  5. Step 5: Solve for x
    x = 16,075,568.39/3,559.64
  6. Step 6: Final answer
    x = 4,516.07

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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.