Home / 11,895.18-16,417.67-6,859.23

Finding the Fourth Proportional to 11,895.18, 16,417.67 and 6,859.23

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Solution

The fourth proportional to 11,895.18, 16,417.67 and 6,859.23 is: 9,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.18 : 16,417.67 = 6,859.23 : x
  2. Step 2: Convert to fraction form
    11,895.18/16,417.67 = 6,859.23/x
  3. Step 3: Cross multiply
    11,895.18x = 16,417.67 × 6,859.23
  4. Step 4: Simplify right side
    11,895.18x = 112,612,540.30
  5. Step 5: Solve for x
    x = 112,612,540.30/11,895.18
  6. Step 6: Final answer
    x = 9,467.07

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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.