Home / 10,330.94-14,180.67-9,186.92

Finding the Fourth Proportional to 10,330.94, 14,180.67 and 9,186.92

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Solution

The fourth proportional to 10,330.94, 14,180.67 and 9,186.92 is: 12,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.94 : 14,180.67 = 9,186.92 : x
  2. Step 2: Convert to fraction form
    10,330.94/14,180.67 = 9,186.92/x
  3. Step 3: Cross multiply
    10,330.94x = 14,180.67 × 9,186.92
  4. Step 4: Simplify right side
    10,330.94x = 130,276,663.11
  5. Step 5: Solve for x
    x = 130,276,663.11/10,330.94
  6. Step 6: Final answer
    x = 12,610.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.