Home / 10,351.24-15,518.20-4,107.36

Finding the Fourth Proportional to 10,351.24, 15,518.20 and 4,107.36

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Solution

The fourth proportional to 10,351.24, 15,518.20 and 4,107.36 is: 6,157.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.24 : 15,518.20 = 4,107.36 : x
  2. Step 2: Convert to fraction form
    10,351.24/15,518.20 = 4,107.36/x
  3. Step 3: Cross multiply
    10,351.24x = 15,518.20 × 4,107.36
  4. Step 4: Simplify right side
    10,351.24x = 63,738,833.95
  5. Step 5: Solve for x
    x = 63,738,833.95/10,351.24
  6. Step 6: Final answer
    x = 6,157.60

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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.