Home / 5,782.08-8,674.20-2,319.60

Finding the Fourth Proportional to 5,782.08, 8,674.20 and 2,319.60

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Solution

The fourth proportional to 5,782.08, 8,674.20 and 2,319.60 is: 3,479.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.08 : 8,674.20 = 2,319.60 : x
  2. Step 2: Convert to fraction form
    5,782.08/8,674.20 = 2,319.60/x
  3. Step 3: Cross multiply
    5,782.08x = 8,674.20 × 2,319.60
  4. Step 4: Simplify right side
    5,782.08x = 20,120,674.32
  5. Step 5: Solve for x
    x = 20,120,674.32/5,782.08
  6. Step 6: Final answer
    x = 3,479.83

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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.