Home / 5,898.25-8,140.71-3,508.75

Finding the Fourth Proportional to 5,898.25, 8,140.71 and 3,508.75

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Solution

The fourth proportional to 5,898.25, 8,140.71 and 3,508.75 is: 4,842.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.25 : 8,140.71 = 3,508.75 : x
  2. Step 2: Convert to fraction form
    5,898.25/8,140.71 = 3,508.75/x
  3. Step 3: Cross multiply
    5,898.25x = 8,140.71 × 3,508.75
  4. Step 4: Simplify right side
    5,898.25x = 28,563,716.21
  5. Step 5: Solve for x
    x = 28,563,716.21/5,898.25
  6. Step 6: Final answer
    x = 4,842.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.