Home / 11,670.07-16,104.50-6,364.57

Finding the Fourth Proportional to 11,670.07, 16,104.50 and 6,364.57

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Solution

The fourth proportional to 11,670.07, 16,104.50 and 6,364.57 is: 8,783.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,670.07 : 16,104.50 = 6,364.57 : x
  2. Step 2: Convert to fraction form
    11,670.07/16,104.50 = 6,364.57/x
  3. Step 3: Cross multiply
    11,670.07x = 16,104.50 × 6,364.57
  4. Step 4: Simplify right side
    11,670.07x = 102,498,185.74
  5. Step 5: Solve for x
    x = 102,498,185.74/11,670.07
  6. Step 6: Final answer
    x = 8,783.00

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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.