Home / 8,243.92-11,376.90-4,707.07

Finding the Fourth Proportional to 8,243.92, 11,376.90 and 4,707.07

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Solution

The fourth proportional to 8,243.92, 11,376.90 and 4,707.07 is: 6,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.92 : 11,376.90 = 4,707.07 : x
  2. Step 2: Convert to fraction form
    8,243.92/11,376.90 = 4,707.07/x
  3. Step 3: Cross multiply
    8,243.92x = 11,376.90 × 4,707.07
  4. Step 4: Simplify right side
    8,243.92x = 53,551,864.68
  5. Step 5: Solve for x
    x = 53,551,864.68/8,243.92
  6. Step 6: Final answer
    x = 6,495.92

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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.