Home / 12,110.95-16,713.30-6,805.77

Finding the Fourth Proportional to 12,110.95, 16,713.30 and 6,805.77

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Solution

The fourth proportional to 12,110.95, 16,713.30 and 6,805.77 is: 9,392.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110.95 : 16,713.30 = 6,805.77 : x
  2. Step 2: Convert to fraction form
    12,110.95/16,713.30 = 6,805.77/x
  3. Step 3: Cross multiply
    12,110.95x = 16,713.30 × 6,805.77
  4. Step 4: Simplify right side
    12,110.95x = 113,746,838.59
  5. Step 5: Solve for x
    x = 113,746,838.59/12,110.95
  6. Step 6: Final answer
    x = 9,392.06

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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.