Home / 5,198.94-7,798.32-1,303.29

Finding the Fourth Proportional to 5,198.94, 7,798.32 and 1,303.29

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Solution

The fourth proportional to 5,198.94, 7,798.32 and 1,303.29 is: 1,954.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198.94 : 7,798.32 = 1,303.29 : x
  2. Step 2: Convert to fraction form
    5,198.94/7,798.32 = 1,303.29/x
  3. Step 3: Cross multiply
    5,198.94x = 7,798.32 × 1,303.29
  4. Step 4: Simplify right side
    5,198.94x = 10,163,472.47
  5. Step 5: Solve for x
    x = 10,163,472.47/5,198.94
  6. Step 6: Final answer
    x = 1,954.91

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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.