Home / 10,665.30-14,713.33-6,186.44

Finding the Fourth Proportional to 10,665.30, 14,713.33 and 6,186.44

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Solution

The fourth proportional to 10,665.30, 14,713.33 and 6,186.44 is: 8,534.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,665.30 : 14,713.33 = 6,186.44 : x
  2. Step 2: Convert to fraction form
    10,665.30/14,713.33 = 6,186.44/x
  3. Step 3: Cross multiply
    10,665.30x = 14,713.33 × 6,186.44
  4. Step 4: Simplify right side
    10,665.30x = 91,023,133.25
  5. Step 5: Solve for x
    x = 91,023,133.25/10,665.30
  6. Step 6: Final answer
    x = 8,534.51

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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.