Home / 5,761.52-8,645.58-2,429.53

Finding the Fourth Proportional to 5,761.52, 8,645.58 and 2,429.53

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Solution

The fourth proportional to 5,761.52, 8,645.58 and 2,429.53 is: 3,645.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.52 : 8,645.58 = 2,429.53 : x
  2. Step 2: Convert to fraction form
    5,761.52/8,645.58 = 2,429.53/x
  3. Step 3: Cross multiply
    5,761.52x = 8,645.58 × 2,429.53
  4. Step 4: Simplify right side
    5,761.52x = 21,004,674.36
  5. Step 5: Solve for x
    x = 21,004,674.36/5,761.52
  6. Step 6: Final answer
    x = 3,645.68

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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.