Home / 11,295.16-16,944.29-4,719.80

Finding the Fourth Proportional to 11,295.16, 16,944.29 and 4,719.80

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Solution

The fourth proportional to 11,295.16, 16,944.29 and 4,719.80 is: 7,080.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,295.16 : 16,944.29 = 4,719.80 : x
  2. Step 2: Convert to fraction form
    11,295.16/16,944.29 = 4,719.80/x
  3. Step 3: Cross multiply
    11,295.16x = 16,944.29 × 4,719.80
  4. Step 4: Simplify right side
    11,295.16x = 79,973,659.94
  5. Step 5: Solve for x
    x = 79,973,659.94/11,295.16
  6. Step 6: Final answer
    x = 7,080.35

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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.