Home / 3,135.12-4,693.43-2,317.05

Finding the Fourth Proportional to 3,135.12, 4,693.43 and 2,317.05

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Solution

The fourth proportional to 3,135.12, 4,693.43 and 2,317.05 is: 3,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.12 : 4,693.43 = 2,317.05 : x
  2. Step 2: Convert to fraction form
    3,135.12/4,693.43 = 2,317.05/x
  3. Step 3: Cross multiply
    3,135.12x = 4,693.43 × 2,317.05
  4. Step 4: Simplify right side
    3,135.12x = 10,874,911.98
  5. Step 5: Solve for x
    x = 10,874,911.98/3,135.12
  6. Step 6: Final answer
    x = 3,468.74

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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.