Home / 8,374.29-11,556.71-5,020.62

Finding the Fourth Proportional to 8,374.29, 11,556.71 and 5,020.62

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Solution

The fourth proportional to 8,374.29, 11,556.71 and 5,020.62 is: 6,928.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.29 : 11,556.71 = 5,020.62 : x
  2. Step 2: Convert to fraction form
    8,374.29/11,556.71 = 5,020.62/x
  3. Step 3: Cross multiply
    8,374.29x = 11,556.71 × 5,020.62
  4. Step 4: Simplify right side
    8,374.29x = 58,021,849.36
  5. Step 5: Solve for x
    x = 58,021,849.36/8,374.29
  6. Step 6: Final answer
    x = 6,928.57

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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.