Home / 5,198.19-7,785.09-4,510.50

Finding the Fourth Proportional to 5,198.19, 7,785.09 and 4,510.50

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Solution

The fourth proportional to 5,198.19, 7,785.09 and 4,510.50 is: 6,755.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.19 : 7,785.09 = 4,510.50 : x
  2. Step 2: Convert to fraction form
    5,198.19/7,785.09 = 4,510.50/x
  3. Step 3: Cross multiply
    5,198.19x = 7,785.09 × 4,510.50
  4. Step 4: Simplify right side
    5,198.19x = 35,114,648.45
  5. Step 5: Solve for x
    x = 35,114,648.45/5,198.19
  6. Step 6: Final answer
    x = 6,755.17

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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.