Home / 5,731.05-8,596.80-1,782.71

Finding the Fourth Proportional to 5,731.05, 8,596.80 and 1,782.71

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Solution

The fourth proportional to 5,731.05, 8,596.80 and 1,782.71 is: 2,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.05 : 8,596.80 = 1,782.71 : x
  2. Step 2: Convert to fraction form
    5,731.05/8,596.80 = 1,782.71/x
  3. Step 3: Cross multiply
    5,731.05x = 8,596.80 × 1,782.71
  4. Step 4: Simplify right side
    5,731.05x = 15,325,590.58
  5. Step 5: Solve for x
    x = 15,325,590.58/5,731.05
  6. Step 6: Final answer
    x = 2,674.13

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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.