Home / 8,190.26-11,302.14-4,653.02

Finding the Fourth Proportional to 8,190.26, 11,302.14 and 4,653.02

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Solution

The fourth proportional to 8,190.26, 11,302.14 and 4,653.02 is: 6,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190.26 : 11,302.14 = 4,653.02 : x
  2. Step 2: Convert to fraction form
    8,190.26/11,302.14 = 4,653.02/x
  3. Step 3: Cross multiply
    8,190.26x = 11,302.14 × 4,653.02
  4. Step 4: Simplify right side
    8,190.26x = 52,589,083.46
  5. Step 5: Solve for x
    x = 52,589,083.46/8,190.26
  6. Step 6: Final answer
    x = 6,420.93

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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.