Home / 11,619.17-16,034.56-6,313.99

Finding the Fourth Proportional to 11,619.17, 16,034.56 and 6,313.99

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Solution

The fourth proportional to 11,619.17, 16,034.56 and 6,313.99 is: 8,713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,619.17 : 16,034.56 = 6,313.99 : x
  2. Step 2: Convert to fraction form
    11,619.17/16,034.56 = 6,313.99/x
  3. Step 3: Cross multiply
    11,619.17x = 16,034.56 × 6,313.99
  4. Step 4: Simplify right side
    11,619.17x = 101,242,051.49
  5. Step 5: Solve for x
    x = 101,242,051.49/11,619.17
  6. Step 6: Final answer
    x = 8,713.36

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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.