Home / 7,717.05-11,563.74-4,020.48

Finding the Fourth Proportional to 7,717.05, 11,563.74 and 4,020.48

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Solution

The fourth proportional to 7,717.05, 11,563.74 and 4,020.48 is: 6,024.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.05 : 11,563.74 = 4,020.48 : x
  2. Step 2: Convert to fraction form
    7,717.05/11,563.74 = 4,020.48/x
  3. Step 3: Cross multiply
    7,717.05x = 11,563.74 × 4,020.48
  4. Step 4: Simplify right side
    7,717.05x = 46,491,785.40
  5. Step 5: Solve for x
    x = 46,491,785.40/7,717.05
  6. Step 6: Final answer
    x = 6,024.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.