Home / 9,222.94-12,728.01-5,244.42

Finding the Fourth Proportional to 9,222.94, 12,728.01 and 5,244.42

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Solution

The fourth proportional to 9,222.94, 12,728.01 and 5,244.42 is: 7,237.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222.94 : 12,728.01 = 5,244.42 : x
  2. Step 2: Convert to fraction form
    9,222.94/12,728.01 = 5,244.42/x
  3. Step 3: Cross multiply
    9,222.94x = 12,728.01 × 5,244.42
  4. Step 4: Simplify right side
    9,222.94x = 66,751,030.20
  5. Step 5: Solve for x
    x = 66,751,030.20/9,222.94
  6. Step 6: Final answer
    x = 7,237.50

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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.