Home / 11,222.93-15,476.46-7,246.10

Finding the Fourth Proportional to 11,222.93, 15,476.46 and 7,246.10

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Solution

The fourth proportional to 11,222.93, 15,476.46 and 7,246.10 is: 9,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,222.93 : 15,476.46 = 7,246.10 : x
  2. Step 2: Convert to fraction form
    11,222.93/15,476.46 = 7,246.10/x
  3. Step 3: Cross multiply
    11,222.93x = 15,476.46 × 7,246.10
  4. Step 4: Simplify right side
    11,222.93x = 112,143,976.81
  5. Step 5: Solve for x
    x = 112,143,976.81/11,222.93
  6. Step 6: Final answer
    x = 9,992.40

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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.