Home / 11,186.48-15,437.52-6,150.92

Finding the Fourth Proportional to 11,186.48, 15,437.52 and 6,150.92

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Solution

The fourth proportional to 11,186.48, 15,437.52 and 6,150.92 is: 8,488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.48 : 15,437.52 = 6,150.92 : x
  2. Step 2: Convert to fraction form
    11,186.48/15,437.52 = 6,150.92/x
  3. Step 3: Cross multiply
    11,186.48x = 15,437.52 × 6,150.92
  4. Step 4: Simplify right side
    11,186.48x = 94,954,950.52
  5. Step 5: Solve for x
    x = 94,954,950.52/11,186.48
  6. Step 6: Final answer
    x = 8,488.37

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Half scale
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Double scale
Find fourth proportional to 11,187.48, 15,438.90 and 6,151.92
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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.