Home / 11,895.93-16,418.14-6,859.17

Finding the Fourth Proportional to 11,895.93, 16,418.14 and 6,859.17

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Solution

The fourth proportional to 11,895.93, 16,418.14 and 6,859.17 is: 9,466.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.93 : 16,418.14 = 6,859.17 : x
  2. Step 2: Convert to fraction form
    11,895.93/16,418.14 = 6,859.17/x
  3. Step 3: Cross multiply
    11,895.93x = 16,418.14 × 6,859.17
  4. Step 4: Simplify right side
    11,895.93x = 112,614,779.05
  5. Step 5: Solve for x
    x = 112,614,779.05/11,895.93
  6. Step 6: Final answer
    x = 9,466.66

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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.