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Finding the Fourth Proportional to 10,798.71, 16,202.75 and 3,783.73

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Solution

The fourth proportional to 10,798.71, 16,202.75 and 3,783.73 is: 5,677.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.71 : 16,202.75 = 3,783.73 : x
  2. Step 2: Convert to fraction form
    10,798.71/16,202.75 = 3,783.73/x
  3. Step 3: Cross multiply
    10,798.71x = 16,202.75 × 3,783.73
  4. Step 4: Simplify right side
    10,798.71x = 61,306,831.26
  5. Step 5: Solve for x
    x = 61,306,831.26/10,798.71
  6. Step 6: Final answer
    x = 5,677.24

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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.