Home / 10,897.75-16,346.83-3,106.77

Finding the Fourth Proportional to 10,897.75, 16,346.83 and 3,106.77

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Solution

The fourth proportional to 10,897.75, 16,346.83 and 3,106.77 is: 4,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897.75 : 16,346.83 = 3,106.77 : x
  2. Step 2: Convert to fraction form
    10,897.75/16,346.83 = 3,106.77/x
  3. Step 3: Cross multiply
    10,897.75x = 16,346.83 × 3,106.77
  4. Step 4: Simplify right side
    10,897.75x = 50,785,841.04
  5. Step 5: Solve for x
    x = 50,785,841.04/10,897.75
  6. Step 6: Final answer
    x = 4,660.21

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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.