Home / 8,736.83-12,057.88-4,961.17

Finding the Fourth Proportional to 8,736.83, 12,057.88 and 4,961.17

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Solution

The fourth proportional to 8,736.83, 12,057.88 and 4,961.17 is: 6,847.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.83 : 12,057.88 = 4,961.17 : x
  2. Step 2: Convert to fraction form
    8,736.83/12,057.88 = 4,961.17/x
  3. Step 3: Cross multiply
    8,736.83x = 12,057.88 × 4,961.17
  4. Step 4: Simplify right side
    8,736.83x = 59,821,192.52
  5. Step 5: Solve for x
    x = 59,821,192.52/8,736.83
  6. Step 6: Final answer
    x = 6,847.01

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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.