Home / 12,466.36-17,202.90-6,877

Finding the Fourth Proportional to 12,466.36, 17,202.90 and 6,877

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Solution

The fourth proportional to 12,466.36, 17,202.90 and 6,877 is: 9,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.36 : 17,202.90 = 6,877 : x
  2. Step 2: Convert to fraction form
    12,466.36/17,202.90 = 6,877/x
  3. Step 3: Cross multiply
    12,466.36x = 17,202.90 × 6,877
  4. Step 4: Simplify right side
    12,466.36x = 118,304,343.30
  5. Step 5: Solve for x
    x = 118,304,343.30/12,466.36
  6. Step 6: Final answer
    x = 9,489.89

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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.