Home / 5,282.05-7,924.57-2,646.37

Finding the Fourth Proportional to 5,282.05, 7,924.57 and 2,646.37

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Solution

The fourth proportional to 5,282.05, 7,924.57 and 2,646.37 is: 3,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.05 : 7,924.57 = 2,646.37 : x
  2. Step 2: Convert to fraction form
    5,282.05/7,924.57 = 2,646.37/x
  3. Step 3: Cross multiply
    5,282.05x = 7,924.57 × 2,646.37
  4. Step 4: Simplify right side
    5,282.05x = 20,971,344.31
  5. Step 5: Solve for x
    x = 20,971,344.31/5,282.05
  6. Step 6: Final answer
    x = 3,970.30

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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.