Home / 12,606.54-17,397.41-6,864.37

Finding the Fourth Proportional to 12,606.54, 17,397.41 and 6,864.37

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Solution

The fourth proportional to 12,606.54, 17,397.41 and 6,864.37 is: 9,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.54 : 17,397.41 = 6,864.37 : x
  2. Step 2: Convert to fraction form
    12,606.54/17,397.41 = 6,864.37/x
  3. Step 3: Cross multiply
    12,606.54x = 17,397.41 × 6,864.37
  4. Step 4: Simplify right side
    12,606.54x = 119,422,259.28
  5. Step 5: Solve for x
    x = 119,422,259.28/12,606.54
  6. Step 6: Final answer
    x = 9,473.04

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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.