Home / 5,977.09-8,965.36-2,281.06

Finding the Fourth Proportional to 5,977.09, 8,965.36 and 2,281.06

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Solution

The fourth proportional to 5,977.09, 8,965.36 and 2,281.06 is: 3,421.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.09 : 8,965.36 = 2,281.06 : x
  2. Step 2: Convert to fraction form
    5,977.09/8,965.36 = 2,281.06/x
  3. Step 3: Cross multiply
    5,977.09x = 8,965.36 × 2,281.06
  4. Step 4: Simplify right side
    5,977.09x = 20,450,524.08
  5. Step 5: Solve for x
    x = 20,450,524.08/5,977.09
  6. Step 6: Final answer
    x = 3,421.49

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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.