Home / 10,866.60-16,270.70-6,896.36

Finding the Fourth Proportional to 10,866.60, 16,270.70 and 6,896.36

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Solution

The fourth proportional to 10,866.60, 16,270.70 and 6,896.36 is: 10,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.60 : 16,270.70 = 6,896.36 : x
  2. Step 2: Convert to fraction form
    10,866.60/16,270.70 = 6,896.36/x
  3. Step 3: Cross multiply
    10,866.60x = 16,270.70 × 6,896.36
  4. Step 4: Simplify right side
    10,866.60x = 112,208,624.52
  5. Step 5: Solve for x
    x = 112,208,624.52/10,866.60
  6. Step 6: Final answer
    x = 10,326.01

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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.