Home / 9,021.87-13,532.49-4,088.06

Finding the Fourth Proportional to 9,021.87, 13,532.49 and 4,088.06

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Solution

The fourth proportional to 9,021.87, 13,532.49 and 4,088.06 is: 6,131.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.87 : 13,532.49 = 4,088.06 : x
  2. Step 2: Convert to fraction form
    9,021.87/13,532.49 = 4,088.06/x
  3. Step 3: Cross multiply
    9,021.87x = 13,532.49 × 4,088.06
  4. Step 4: Simplify right side
    9,021.87x = 55,321,597.24
  5. Step 5: Solve for x
    x = 55,321,597.24/9,021.87
  6. Step 6: Final answer
    x = 6,131.94

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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.