Home / 8,845.70-12,206.96-4,866.87

Finding the Fourth Proportional to 8,845.70, 12,206.96 and 4,866.87

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Solution

The fourth proportional to 8,845.70, 12,206.96 and 4,866.87 is: 6,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.70 : 12,206.96 = 4,866.87 : x
  2. Step 2: Convert to fraction form
    8,845.70/12,206.96 = 4,866.87/x
  3. Step 3: Cross multiply
    8,845.70x = 12,206.96 × 4,866.87
  4. Step 4: Simplify right side
    8,845.70x = 59,409,687.42
  5. Step 5: Solve for x
    x = 59,409,687.42/8,845.70
  6. Step 6: Final answer
    x = 6,716.22

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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.