Home / 7,605.82-11,398.74-4,686.04

Finding the Fourth Proportional to 7,605.82, 11,398.74 and 4,686.04

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Solution

The fourth proportional to 7,605.82, 11,398.74 and 4,686.04 is: 7,022.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.82 : 11,398.74 = 4,686.04 : x
  2. Step 2: Convert to fraction form
    7,605.82/11,398.74 = 4,686.04/x
  3. Step 3: Cross multiply
    7,605.82x = 11,398.74 × 4,686.04
  4. Step 4: Simplify right side
    7,605.82x = 53,414,951.59
  5. Step 5: Solve for x
    x = 53,414,951.59/7,605.82
  6. Step 6: Final answer
    x = 7,022.91

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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.