Home / 10,742.99-16,111.35-4,502.84

Finding the Fourth Proportional to 10,742.99, 16,111.35 and 4,502.84

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Solution

The fourth proportional to 10,742.99, 16,111.35 and 4,502.84 is: 6,752.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.99 : 16,111.35 = 4,502.84 : x
  2. Step 2: Convert to fraction form
    10,742.99/16,111.35 = 4,502.84/x
  3. Step 3: Cross multiply
    10,742.99x = 16,111.35 × 4,502.84
  4. Step 4: Simplify right side
    10,742.99x = 72,546,750.68
  5. Step 5: Solve for x
    x = 72,546,750.68/10,742.99
  6. Step 6: Final answer
    x = 6,752.94

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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.