Home / 12,466.68-17,203.90-6,877.64

Finding the Fourth Proportional to 12,466.68, 17,203.90 and 6,877.64

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Solution

The fourth proportional to 12,466.68, 17,203.90 and 6,877.64 is: 9,491.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.68 : 17,203.90 = 6,877.64 : x
  2. Step 2: Convert to fraction form
    12,466.68/17,203.90 = 6,877.64/x
  3. Step 3: Cross multiply
    12,466.68x = 17,203.90 × 6,877.64
  4. Step 4: Simplify right side
    12,466.68x = 118,322,230.80
  5. Step 5: Solve for x
    x = 118,322,230.80/12,466.68
  6. Step 6: Final answer
    x = 9,491.08

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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.