Home / 10,712.94-16,070.16-3,316.44

Finding the Fourth Proportional to 10,712.94, 16,070.16 and 3,316.44

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Solution

The fourth proportional to 10,712.94, 16,070.16 and 3,316.44 is: 4,974.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712.94 : 16,070.16 = 3,316.44 : x
  2. Step 2: Convert to fraction form
    10,712.94/16,070.16 = 3,316.44/x
  3. Step 3: Cross multiply
    10,712.94x = 16,070.16 × 3,316.44
  4. Step 4: Simplify right side
    10,712.94x = 53,295,721.43
  5. Step 5: Solve for x
    x = 53,295,721.43/10,712.94
  6. Step 6: Final answer
    x = 4,974.89

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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.