Home / 8,190.22-11,302.54-4,653.62

Finding the Fourth Proportional to 8,190.22, 11,302.54 and 4,653.62

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Solution

The fourth proportional to 8,190.22, 11,302.54 and 4,653.62 is: 6,422.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.22 : 11,302.54 = 4,653.62 : x
  2. Step 2: Convert to fraction form
    8,190.22/11,302.54 = 4,653.62/x
  3. Step 3: Cross multiply
    8,190.22x = 11,302.54 × 4,653.62
  4. Step 4: Simplify right side
    8,190.22x = 52,597,726.19
  5. Step 5: Solve for x
    x = 52,597,726.19/8,190.22
  6. Step 6: Final answer
    x = 6,422.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.