Home / 10,243.08-14,135.58-5,766.84

Finding the Fourth Proportional to 10,243.08, 14,135.58 and 5,766.84

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Solution

The fourth proportional to 10,243.08, 14,135.58 and 5,766.84 is: 7,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.08 : 14,135.58 = 5,766.84 : x
  2. Step 2: Convert to fraction form
    10,243.08/14,135.58 = 5,766.84/x
  3. Step 3: Cross multiply
    10,243.08x = 14,135.58 × 5,766.84
  4. Step 4: Simplify right side
    10,243.08x = 81,517,628.17
  5. Step 5: Solve for x
    x = 81,517,628.17/10,243.08
  6. Step 6: Final answer
    x = 7,958.31

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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.