Home / 11,736.02-16,195.77-6,431.15

Finding the Fourth Proportional to 11,736.02, 16,195.77 and 6,431.15

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Solution

The fourth proportional to 11,736.02, 16,195.77 and 6,431.15 is: 8,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736.02 : 16,195.77 = 6,431.15 : x
  2. Step 2: Convert to fraction form
    11,736.02/16,195.77 = 6,431.15/x
  3. Step 3: Cross multiply
    11,736.02x = 16,195.77 × 6,431.15
  4. Step 4: Simplify right side
    11,736.02x = 104,157,426.24
  5. Step 5: Solve for x
    x = 104,157,426.24/11,736.02
  6. Step 6: Final answer
    x = 8,875.02

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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.