Home / 10,243.05-14,105.66-8,898.05

Finding the Fourth Proportional to 10,243.05, 14,105.66 and 8,898.05

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Solution

The fourth proportional to 10,243.05, 14,105.66 and 8,898.05 is: 12,253.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.05 : 14,105.66 = 8,898.05 : x
  2. Step 2: Convert to fraction form
    10,243.05/14,105.66 = 8,898.05/x
  3. Step 3: Cross multiply
    10,243.05x = 14,105.66 × 8,898.05
  4. Step 4: Simplify right side
    10,243.05x = 125,512,752.94
  5. Step 5: Solve for x
    x = 125,512,752.94/10,243.05
  6. Step 6: Final answer
    x = 12,253.46

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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.