Home / 11,337.20-17,005.77-3,017.21

Finding the Fourth Proportional to 11,337.20, 17,005.77 and 3,017.21

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Solution

The fourth proportional to 11,337.20, 17,005.77 and 3,017.21 is: 4,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.20 : 17,005.77 = 3,017.21 : x
  2. Step 2: Convert to fraction form
    11,337.20/17,005.77 = 3,017.21/x
  3. Step 3: Cross multiply
    11,337.20x = 17,005.77 × 3,017.21
  4. Step 4: Simplify right side
    11,337.20x = 51,309,964.22
  5. Step 5: Solve for x
    x = 51,309,964.22/11,337.20
  6. Step 6: Final answer
    x = 4,525.81

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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.