Home / 10,782.24-16,169.31-3,760.44

Finding the Fourth Proportional to 10,782.24, 16,169.31 and 3,760.44

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Solution

The fourth proportional to 10,782.24, 16,169.31 and 3,760.44 is: 5,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782.24 : 16,169.31 = 3,760.44 : x
  2. Step 2: Convert to fraction form
    10,782.24/16,169.31 = 3,760.44/x
  3. Step 3: Cross multiply
    10,782.24x = 16,169.31 × 3,760.44
  4. Step 4: Simplify right side
    10,782.24x = 60,803,720.10
  5. Step 5: Solve for x
    x = 60,803,720.10/10,782.24
  6. Step 6: Final answer
    x = 5,639.25

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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.