Home / 10,703.16-16,054.70-2,911.95

Finding the Fourth Proportional to 10,703.16, 16,054.70 and 2,911.95

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Solution

The fourth proportional to 10,703.16, 16,054.70 and 2,911.95 is: 4,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.16 : 16,054.70 = 2,911.95 : x
  2. Step 2: Convert to fraction form
    10,703.16/16,054.70 = 2,911.95/x
  3. Step 3: Cross multiply
    10,703.16x = 16,054.70 × 2,911.95
  4. Step 4: Simplify right side
    10,703.16x = 46,750,469.11
  5. Step 5: Solve for x
    x = 46,750,469.11/10,703.16
  6. Step 6: Final answer
    x = 4,367.91

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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.