Home / 9,022.02-12,448.26-5,485.02

Finding the Fourth Proportional to 9,022.02, 12,448.26 and 5,485.02

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Solution

The fourth proportional to 9,022.02, 12,448.26 and 5,485.02 is: 7,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,022.02 : 12,448.26 = 5,485.02 : x
  2. Step 2: Convert to fraction form
    9,022.02/12,448.26 = 5,485.02/x
  3. Step 3: Cross multiply
    9,022.02x = 12,448.26 × 5,485.02
  4. Step 4: Simplify right side
    9,022.02x = 68,278,955.07
  5. Step 5: Solve for x
    x = 68,278,955.07/9,022.02
  6. Step 6: Final answer
    x = 7,568.03

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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.