Home / 5,929.56-8,899.72-3,158.56

Finding the Fourth Proportional to 5,929.56, 8,899.72 and 3,158.56

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Solution

The fourth proportional to 5,929.56, 8,899.72 and 3,158.56 is: 4,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.56 : 8,899.72 = 3,158.56 : x
  2. Step 2: Convert to fraction form
    5,929.56/8,899.72 = 3,158.56/x
  3. Step 3: Cross multiply
    5,929.56x = 8,899.72 × 3,158.56
  4. Step 4: Simplify right side
    5,929.56x = 28,110,299.60
  5. Step 5: Solve for x
    x = 28,110,299.60/5,929.56
  6. Step 6: Final answer
    x = 4,740.71

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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.