Home / 10,950.76-16,425.90-3,160.24

Finding the Fourth Proportional to 10,950.76, 16,425.90 and 3,160.24

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Solution

The fourth proportional to 10,950.76, 16,425.90 and 3,160.24 is: 4,740.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.76 : 16,425.90 = 3,160.24 : x
  2. Step 2: Convert to fraction form
    10,950.76/16,425.90 = 3,160.24/x
  3. Step 3: Cross multiply
    10,950.76x = 16,425.90 × 3,160.24
  4. Step 4: Simplify right side
    10,950.76x = 51,909,786.22
  5. Step 5: Solve for x
    x = 51,909,786.22/10,950.76
  6. Step 6: Final answer
    x = 4,740.29

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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.