Home / 9,222.16-12,726.54-5,243.24

Finding the Fourth Proportional to 9,222.16, 12,726.54 and 5,243.24

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Solution

The fourth proportional to 9,222.16, 12,726.54 and 5,243.24 is: 7,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222.16 : 12,726.54 = 5,243.24 : x
  2. Step 2: Convert to fraction form
    9,222.16/12,726.54 = 5,243.24/x
  3. Step 3: Cross multiply
    9,222.16x = 12,726.54 × 5,243.24
  4. Step 4: Simplify right side
    9,222.16x = 66,728,303.59
  5. Step 5: Solve for x
    x = 66,728,303.59/9,222.16
  6. Step 6: Final answer
    x = 7,235.65

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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.