Home / 6,774.99-10,155.51-3,847.11

Finding the Fourth Proportional to 6,774.99, 10,155.51 and 3,847.11

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Solution

The fourth proportional to 6,774.99, 10,155.51 and 3,847.11 is: 5,766.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,774.99 : 10,155.51 = 3,847.11 : x
  2. Step 2: Convert to fraction form
    6,774.99/10,155.51 = 3,847.11/x
  3. Step 3: Cross multiply
    6,774.99x = 10,155.51 × 3,847.11
  4. Step 4: Simplify right side
    6,774.99x = 39,069,364.08
  5. Step 5: Solve for x
    x = 39,069,364.08/6,774.99
  6. Step 6: Final answer
    x = 5,766.70

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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.