Home / 11,622.40-17,430.95-3,302.24

Finding the Fourth Proportional to 11,622.40, 17,430.95 and 3,302.24

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Solution

The fourth proportional to 11,622.40, 17,430.95 and 3,302.24 is: 4,952.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.40 : 17,430.95 = 3,302.24 : x
  2. Step 2: Convert to fraction form
    11,622.40/17,430.95 = 3,302.24/x
  3. Step 3: Cross multiply
    11,622.40x = 17,430.95 × 3,302.24
  4. Step 4: Simplify right side
    11,622.40x = 57,561,180.33
  5. Step 5: Solve for x
    x = 57,561,180.33/11,622.40
  6. Step 6: Final answer
    x = 4,952.61

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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.