Home / 10,181.07-14,042.62-8,762.28

Finding the Fourth Proportional to 10,181.07, 14,042.62 and 8,762.28

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Solution

The fourth proportional to 10,181.07, 14,042.62 and 8,762.28 is: 12,085.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.07 : 14,042.62 = 8,762.28 : x
  2. Step 2: Convert to fraction form
    10,181.07/14,042.62 = 8,762.28/x
  3. Step 3: Cross multiply
    10,181.07x = 14,042.62 × 8,762.28
  4. Step 4: Simplify right side
    10,181.07x = 123,045,431.99
  5. Step 5: Solve for x
    x = 123,045,431.99/10,181.07
  6. Step 6: Final answer
    x = 12,085.71

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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.