Home / 5,757.06-8,635.59-1,861.77

Finding the Fourth Proportional to 5,757.06, 8,635.59 and 1,861.77

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Solution

The fourth proportional to 5,757.06, 8,635.59 and 1,861.77 is: 2,792.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,757.06 : 8,635.59 = 1,861.77 : x
  2. Step 2: Convert to fraction form
    5,757.06/8,635.59 = 1,861.77/x
  3. Step 3: Cross multiply
    5,757.06x = 8,635.59 × 1,861.77
  4. Step 4: Simplify right side
    5,757.06x = 16,077,482.39
  5. Step 5: Solve for x
    x = 16,077,482.39/5,757.06
  6. Step 6: Final answer
    x = 2,792.66

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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.