Home / 10,742.64-16,110.84-4,502.48

Finding the Fourth Proportional to 10,742.64, 16,110.84 and 4,502.48

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Solution

The fourth proportional to 10,742.64, 16,110.84 and 4,502.48 is: 6,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.64 : 16,110.84 = 4,502.48 : x
  2. Step 2: Convert to fraction form
    10,742.64/16,110.84 = 4,502.48/x
  3. Step 3: Cross multiply
    10,742.64x = 16,110.84 × 4,502.48
  4. Step 4: Simplify right side
    10,742.64x = 72,538,775.16
  5. Step 5: Solve for x
    x = 72,538,775.16/10,742.64
  6. Step 6: Final answer
    x = 6,752.42

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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.