Home / 10,133.32-13,986.31-5,942.92

Finding the Fourth Proportional to 10,133.32, 13,986.31 and 5,942.92

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Solution

The fourth proportional to 10,133.32, 13,986.31 and 5,942.92 is: 8,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.32 : 13,986.31 = 5,942.92 : x
  2. Step 2: Convert to fraction form
    10,133.32/13,986.31 = 5,942.92/x
  3. Step 3: Cross multiply
    10,133.32x = 13,986.31 × 5,942.92
  4. Step 4: Simplify right side
    10,133.32x = 83,119,521.43
  5. Step 5: Solve for x
    x = 83,119,521.43/10,133.32
  6. Step 6: Final answer
    x = 8,202.60

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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.