Home / 8,857.49-13,294.33-5,576.45

Finding the Fourth Proportional to 8,857.49, 13,294.33 and 5,576.45

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Solution

The fourth proportional to 8,857.49, 13,294.33 and 5,576.45 is: 8,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.49 : 13,294.33 = 5,576.45 : x
  2. Step 2: Convert to fraction form
    8,857.49/13,294.33 = 5,576.45/x
  3. Step 3: Cross multiply
    8,857.49x = 13,294.33 × 5,576.45
  4. Step 4: Simplify right side
    8,857.49x = 74,135,086.12
  5. Step 5: Solve for x
    x = 74,135,086.12/8,857.49
  6. Step 6: Final answer
    x = 8,369.77

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Double scale
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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.