Home / 12,584.31-17,366.36-6,919.16

Finding the Fourth Proportional to 12,584.31, 17,366.36 and 6,919.16

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Solution

The fourth proportional to 12,584.31, 17,366.36 and 6,919.16 is: 9,548.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.31 : 17,366.36 = 6,919.16 : x
  2. Step 2: Convert to fraction form
    12,584.31/17,366.36 = 6,919.16/x
  3. Step 3: Cross multiply
    12,584.31x = 17,366.36 × 6,919.16
  4. Step 4: Simplify right side
    12,584.31x = 120,160,502.03
  5. Step 5: Solve for x
    x = 120,160,502.03/12,584.31
  6. Step 6: Final answer
    x = 9,548.44

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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.