Home / 11,632.08-17,445.51-3,311.91

Finding the Fourth Proportional to 11,632.08, 17,445.51 and 3,311.91

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Solution

The fourth proportional to 11,632.08, 17,445.51 and 3,311.91 is: 4,967.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,632.08 : 17,445.51 = 3,311.91 : x
  2. Step 2: Convert to fraction form
    11,632.08/17,445.51 = 3,311.91/x
  3. Step 3: Cross multiply
    11,632.08x = 17,445.51 × 3,311.91
  4. Step 4: Simplify right side
    11,632.08x = 57,777,959.02
  5. Step 5: Solve for x
    x = 57,777,959.02/11,632.08
  6. Step 6: Final answer
    x = 4,967.12

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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.