Home / 12,625.61-17,424.37-6,960.87

Finding the Fourth Proportional to 12,625.61, 17,424.37 and 6,960.87

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Solution

The fourth proportional to 12,625.61, 17,424.37 and 6,960.87 is: 9,606.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.61 : 17,424.37 = 6,960.87 : x
  2. Step 2: Convert to fraction form
    12,625.61/17,424.37 = 6,960.87/x
  3. Step 3: Cross multiply
    12,625.61x = 17,424.37 × 6,960.87
  4. Step 4: Simplify right side
    12,625.61x = 121,288,783.10
  5. Step 5: Solve for x
    x = 121,288,783.10/12,625.61
  6. Step 6: Final answer
    x = 9,606.57

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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.