Home / 9,080.20-13,624.53-5,389.69

Finding the Fourth Proportional to 9,080.20, 13,624.53 and 5,389.69

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Solution

The fourth proportional to 9,080.20, 13,624.53 and 5,389.69 is: 8,087.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,080.20 : 13,624.53 = 5,389.69 : x
  2. Step 2: Convert to fraction form
    9,080.20/13,624.53 = 5,389.69/x
  3. Step 3: Cross multiply
    9,080.20x = 13,624.53 × 5,389.69
  4. Step 4: Simplify right side
    9,080.20x = 73,431,993.10
  5. Step 5: Solve for x
    x = 73,431,993.10/9,080.20
  6. Step 6: Final answer
    x = 8,087.05

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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.