Home / 4,665.20-6,999.63-1,742.83

Finding the Fourth Proportional to 4,665.20, 6,999.63 and 1,742.83

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Solution

The fourth proportional to 4,665.20, 6,999.63 and 1,742.83 is: 2,614.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.20 : 6,999.63 = 1,742.83 : x
  2. Step 2: Convert to fraction form
    4,665.20/6,999.63 = 1,742.83/x
  3. Step 3: Cross multiply
    4,665.20x = 6,999.63 × 1,742.83
  4. Step 4: Simplify right side
    4,665.20x = 12,199,147.65
  5. Step 5: Solve for x
    x = 12,199,147.65/4,665.20
  6. Step 6: Final answer
    x = 2,614.92

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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.