Home / 5,458.08-8,184.96-2,863.20

Finding the Fourth Proportional to 5,458.08, 8,184.96 and 2,863.20

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Solution

The fourth proportional to 5,458.08, 8,184.96 and 2,863.20 is: 4,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.08 : 8,184.96 = 2,863.20 : x
  2. Step 2: Convert to fraction form
    5,458.08/8,184.96 = 2,863.20/x
  3. Step 3: Cross multiply
    5,458.08x = 8,184.96 × 2,863.20
  4. Step 4: Simplify right side
    5,458.08x = 23,435,177.47
  5. Step 5: Solve for x
    x = 23,435,177.47/5,458.08
  6. Step 6: Final answer
    x = 4,293.67

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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.