Home / 9,042.30-13,563.45-7,183.35

Finding the Fourth Proportional to 9,042.30, 13,563.45 and 7,183.35

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Solution

The fourth proportional to 9,042.30, 13,563.45 and 7,183.35 is: 10,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.30 : 13,563.45 = 7,183.35 : x
  2. Step 2: Convert to fraction form
    9,042.30/13,563.45 = 7,183.35/x
  3. Step 3: Cross multiply
    9,042.30x = 13,563.45 × 7,183.35
  4. Step 4: Simplify right side
    9,042.30x = 97,431,008.56
  5. Step 5: Solve for x
    x = 97,431,008.56/9,042.30
  6. Step 6: Final answer
    x = 10,775.03

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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.