Home / 12,466.66-17,202.80-6,877.30

Finding the Fourth Proportional to 12,466.66, 17,202.80 and 6,877.30

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Solution

The fourth proportional to 12,466.66, 17,202.80 and 6,877.30 is: 9,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.66 : 17,202.80 = 6,877.30 : x
  2. Step 2: Convert to fraction form
    12,466.66/17,202.80 = 6,877.30/x
  3. Step 3: Cross multiply
    12,466.66x = 17,202.80 × 6,877.30
  4. Step 4: Simplify right side
    12,466.66x = 118,308,816.44
  5. Step 5: Solve for x
    x = 118,308,816.44/12,466.66
  6. Step 6: Final answer
    x = 9,490.02

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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.