Home / 11,027.58-16,543.62-6,409.50

Finding the Fourth Proportional to 11,027.58, 16,543.62 and 6,409.50

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Solution

The fourth proportional to 11,027.58, 16,543.62 and 6,409.50 is: 9,615.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.58 : 16,543.62 = 6,409.50 : x
  2. Step 2: Convert to fraction form
    11,027.58/16,543.62 = 6,409.50/x
  3. Step 3: Cross multiply
    11,027.58x = 16,543.62 × 6,409.50
  4. Step 4: Simplify right side
    11,027.58x = 106,036,332.39
  5. Step 5: Solve for x
    x = 106,036,332.39/11,027.58
  6. Step 6: Final answer
    x = 9,615.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.