Home / 10,246.05-14,109.78-8,901.06

Finding the Fourth Proportional to 10,246.05, 14,109.78 and 8,901.06

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Solution

The fourth proportional to 10,246.05, 14,109.78 and 8,901.06 is: 12,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246.05 : 14,109.78 = 8,901.06 : x
  2. Step 2: Convert to fraction form
    10,246.05/14,109.78 = 8,901.06/x
  3. Step 3: Cross multiply
    10,246.05x = 14,109.78 × 8,901.06
  4. Step 4: Simplify right side
    10,246.05x = 125,591,998.37
  5. Step 5: Solve for x
    x = 125,591,998.37/10,246.05
  6. Step 6: Final answer
    x = 12,257.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.