Home / 10,708.61-16,063.34-2,917.40

Finding the Fourth Proportional to 10,708.61, 16,063.34 and 2,917.40

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Solution

The fourth proportional to 10,708.61, 16,063.34 and 2,917.40 is: 4,376.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.61 : 16,063.34 = 2,917.40 : x
  2. Step 2: Convert to fraction form
    10,708.61/16,063.34 = 2,917.40/x
  3. Step 3: Cross multiply
    10,708.61x = 16,063.34 × 2,917.40
  4. Step 4: Simplify right side
    10,708.61x = 46,863,093.21
  5. Step 5: Solve for x
    x = 46,863,093.21/10,708.61
  6. Step 6: Final answer
    x = 4,376.21

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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.