Home / 8,555.45-11,806.43-5,017.97

Finding the Fourth Proportional to 8,555.45, 11,806.43 and 5,017.97

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Solution

The fourth proportional to 8,555.45, 11,806.43 and 5,017.97 is: 6,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.45 : 11,806.43 = 5,017.97 : x
  2. Step 2: Convert to fraction form
    8,555.45/11,806.43 = 5,017.97/x
  3. Step 3: Cross multiply
    8,555.45x = 11,806.43 × 5,017.97
  4. Step 4: Simplify right side
    8,555.45x = 59,244,315.97
  5. Step 5: Solve for x
    x = 59,244,315.97/8,555.45
  6. Step 6: Final answer
    x = 6,924.75

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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.