Home / 3,272.67-4,516.33-1,780.59

Finding the Fourth Proportional to 3,272.67, 4,516.33 and 1,780.59

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Solution

The fourth proportional to 3,272.67, 4,516.33 and 1,780.59 is: 2,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.67 : 4,516.33 = 1,780.59 : x
  2. Step 2: Convert to fraction form
    3,272.67/4,516.33 = 1,780.59/x
  3. Step 3: Cross multiply
    3,272.67x = 4,516.33 × 1,780.59
  4. Step 4: Simplify right side
    3,272.67x = 8,041,731.70
  5. Step 5: Solve for x
    x = 8,041,731.70/3,272.67
  6. Step 6: Final answer
    x = 2,457.24

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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.