Home / 10,896.68-15,036.76-6,116.26

Finding the Fourth Proportional to 10,896.68, 15,036.76 and 6,116.26

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Solution

The fourth proportional to 10,896.68, 15,036.76 and 6,116.26 is: 8,440.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.68 : 15,036.76 = 6,116.26 : x
  2. Step 2: Convert to fraction form
    10,896.68/15,036.76 = 6,116.26/x
  3. Step 3: Cross multiply
    10,896.68x = 15,036.76 × 6,116.26
  4. Step 4: Simplify right side
    10,896.68x = 91,968,733.72
  5. Step 5: Solve for x
    x = 91,968,733.72/10,896.68
  6. Step 6: Final answer
    x = 8,440.07

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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.