Home / 5,234.02-7,850.08-2,113.90

Finding the Fourth Proportional to 5,234.02, 7,850.08 and 2,113.90

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Solution

The fourth proportional to 5,234.02, 7,850.08 and 2,113.90 is: 3,170.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.02 : 7,850.08 = 2,113.90 : x
  2. Step 2: Convert to fraction form
    5,234.02/7,850.08 = 2,113.90/x
  3. Step 3: Cross multiply
    5,234.02x = 7,850.08 × 2,113.90
  4. Step 4: Simplify right side
    5,234.02x = 16,594,284.11
  5. Step 5: Solve for x
    x = 16,594,284.11/5,234.02
  6. Step 6: Final answer
    x = 3,170.47

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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.