Home / 11,239.17-16,860.92-4,313.13

Finding the Fourth Proportional to 11,239.17, 16,860.92 and 4,313.13

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Solution

The fourth proportional to 11,239.17, 16,860.92 and 4,313.13 is: 6,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.17 : 16,860.92 = 4,313.13 : x
  2. Step 2: Convert to fraction form
    11,239.17/16,860.92 = 4,313.13/x
  3. Step 3: Cross multiply
    11,239.17x = 16,860.92 × 4,313.13
  4. Step 4: Simplify right side
    11,239.17x = 72,723,339.88
  5. Step 5: Solve for x
    x = 72,723,339.88/11,239.17
  6. Step 6: Final answer
    x = 6,470.53

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1.5x scale

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.