Home / 8,119.98-11,206.08-4,583.79

Finding the Fourth Proportional to 8,119.98, 11,206.08 and 4,583.79

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Solution

The fourth proportional to 8,119.98, 11,206.08 and 4,583.79 is: 6,325.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119.98 : 11,206.08 = 4,583.79 : x
  2. Step 2: Convert to fraction form
    8,119.98/11,206.08 = 4,583.79/x
  3. Step 3: Cross multiply
    8,119.98x = 11,206.08 × 4,583.79
  4. Step 4: Simplify right side
    8,119.98x = 51,366,317.44
  5. Step 5: Solve for x
    x = 51,366,317.44/8,119.98
  6. Step 6: Final answer
    x = 6,325.92

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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.