Home / 11,763.02-16,232.97-6,385.45

Finding the Fourth Proportional to 11,763.02, 16,232.97 and 6,385.45

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Solution

The fourth proportional to 11,763.02, 16,232.97 and 6,385.45 is: 8,811.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.02 : 16,232.97 = 6,385.45 : x
  2. Step 2: Convert to fraction form
    11,763.02/16,232.97 = 6,385.45/x
  3. Step 3: Cross multiply
    11,763.02x = 16,232.97 × 6,385.45
  4. Step 4: Simplify right side
    11,763.02x = 103,654,832.09
  5. Step 5: Solve for x
    x = 103,654,832.09/11,763.02
  6. Step 6: Final answer
    x = 8,811.93

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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.