Home / 8,243.34-11,376.54-4,707.69

Finding the Fourth Proportional to 8,243.34, 11,376.54 and 4,707.69

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Solution

The fourth proportional to 8,243.34, 11,376.54 and 4,707.69 is: 6,497.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.34 : 11,376.54 = 4,707.69 : x
  2. Step 2: Convert to fraction form
    8,243.34/11,376.54 = 4,707.69/x
  3. Step 3: Cross multiply
    8,243.34x = 11,376.54 × 4,707.69
  4. Step 4: Simplify right side
    8,243.34x = 53,557,223.59
  5. Step 5: Solve for x
    x = 53,557,223.59/8,243.34
  6. Step 6: Final answer
    x = 6,497.03

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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.