Home / 5,435.28-8,155.26-2,967.12

Finding the Fourth Proportional to 5,435.28, 8,155.26 and 2,967.12

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Solution

The fourth proportional to 5,435.28, 8,155.26 and 2,967.12 is: 4,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.28 : 8,155.26 = 2,967.12 : x
  2. Step 2: Convert to fraction form
    5,435.28/8,155.26 = 2,967.12/x
  3. Step 3: Cross multiply
    5,435.28x = 8,155.26 × 2,967.12
  4. Step 4: Simplify right side
    5,435.28x = 24,197,635.05
  5. Step 5: Solve for x
    x = 24,197,635.05/5,435.28
  6. Step 6: Final answer
    x = 4,451.96

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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.