Home / 11,130.63-16,695.87-4,556.81

Finding the Fourth Proportional to 11,130.63, 16,695.87 and 4,556.81

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Solution

The fourth proportional to 11,130.63, 16,695.87 and 4,556.81 is: 6,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.63 : 16,695.87 = 4,556.81 : x
  2. Step 2: Convert to fraction form
    11,130.63/16,695.87 = 4,556.81/x
  3. Step 3: Cross multiply
    11,130.63x = 16,695.87 × 4,556.81
  4. Step 4: Simplify right side
    11,130.63x = 76,079,823.90
  5. Step 5: Solve for x
    x = 76,079,823.90/11,130.63
  6. Step 6: Final answer
    x = 6,835.18

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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.