Home / 11,749.55-16,214.58-6,444.32

Finding the Fourth Proportional to 11,749.55, 16,214.58 and 6,444.32

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Solution

The fourth proportional to 11,749.55, 16,214.58 and 6,444.32 is: 8,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.55 : 16,214.58 = 6,444.32 : x
  2. Step 2: Convert to fraction form
    11,749.55/16,214.58 = 6,444.32/x
  3. Step 3: Cross multiply
    11,749.55x = 16,214.58 × 6,444.32
  4. Step 4: Simplify right side
    11,749.55x = 104,491,942.19
  5. Step 5: Solve for x
    x = 104,491,942.19/11,749.55
  6. Step 6: Final answer
    x = 8,893.27

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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.