Home / 11,332.14-15,638.36-6,296.22

Finding the Fourth Proportional to 11,332.14, 15,638.36 and 6,296.22

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Solution

The fourth proportional to 11,332.14, 15,638.36 and 6,296.22 is: 8,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,332.14 : 15,638.36 = 6,296.22 : x
  2. Step 2: Convert to fraction form
    11,332.14/15,638.36 = 6,296.22/x
  3. Step 3: Cross multiply
    11,332.14x = 15,638.36 × 6,296.22
  4. Step 4: Simplify right side
    11,332.14x = 98,462,523.52
  5. Step 5: Solve for x
    x = 98,462,523.52/11,332.14
  6. Step 6: Final answer
    x = 8,688.78

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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.