Home / 8,828.40-12,183.23-4,849.59

Finding the Fourth Proportional to 8,828.40, 12,183.23 and 4,849.59

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Solution

The fourth proportional to 8,828.40, 12,183.23 and 4,849.59 is: 6,692.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.40 : 12,183.23 = 4,849.59 : x
  2. Step 2: Convert to fraction form
    8,828.40/12,183.23 = 4,849.59/x
  3. Step 3: Cross multiply
    8,828.40x = 12,183.23 × 4,849.59
  4. Step 4: Simplify right side
    8,828.40x = 59,083,646.13
  5. Step 5: Solve for x
    x = 59,083,646.13/8,828.40
  6. Step 6: Final answer
    x = 6,692.45

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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.